The result of your conversion between megajoule and pound/cubic foot appears here
To convert between Megajoule and Pound/cubic Foot you have to do the following:
First divide 1000000 / 0.45359237/((0.0037854118/231)*1728) = 62427.96084001
Then multiply the amount of Megajoule you want to convert to Pound/cubic Foot, use the chart below to guide you.
Symbol: MJ
No description
Symbol: lb/ft³
No description