A % body fat, lean body mass, goal weight and goal date calculator for men & women

I have formulas that will calculate the above given the following values the consumer provides : weight, waist inches, hips inches, neck inches. First: calculate % Body Fat based on formula See Below for Men & Women) Second: Calculate Lean Body Mass in Pounds (weight * % Body Fat) Third: Calculate goal weight ((Men=Lean Body Mass * .15) (women Lean Body Mass *.22) Fourth: Calculate # Weeks to Achieve Goal Weight: Consumer can choose between one of two choices (Goal weight/1.5 ) or (Goal weight /3) Fifth: Number of Days to Achieve Goal Weight: (# Weeks * 7) Sixth: Goal Weight Date Date (mm/dd/yyyy) from current date to target Formula % Body Fat Formula for Men: Body Fat Formula For Men Factor 1 (Total body weight x 1.082) + 94.42 Factor 2 Waist measurement x 4.15 Lean Body Mass Factor 1 - Factor 2 Body Fat Weight Total bodyweight - Lean Body Mass Body Fat Percentage (Body Fat Weight x 100) / total bodyweight Formula % Body Fat For Women Factor 1 (Total body weight x 0.732) + 8.987 Factor 2 Wrist measurement (at fullest point) / 3.140 Factor 3 Waist measurement (at naval) x 0.157 Factor 4 Hip measurement (at fullest point) x 0.249 Factor 5 Forearm measurement (at fullest point) x 0.434 Lean Body Mass Factor 1 + Factor 2 - Factor 3 - Factor 4 + Factor 5 Body Fat Weight Total bodyweight - Lean Body Mass Body Fat Percentage (Body Fat Weight x 100) / total bodyweight