In your formula 4.6 x 4.6 obviously doesn't equal 98.5. And taking 98.5 and hitting square root twice will equal 3.15, not 31.5. 4.6 cubed would be close at 97.3, and 3.15 times 10 would equal 31.5. Obviously there's omissions in the formula as written. I would like to know the correct formula.
