Finding the Fourth Proportional to 70,589,388.32, 105,792,535.92 and 31,699,124

Step by Step Solution

1. Step 1: Write the proportion equation
   70,589,388.32 : 105,792,535.92 = 31,699,124 : x
2. Step 2: Convert to fraction form
   70,589,388.32/105,792,535.92 = 31,699,124/x
3. Step 3: Cross multiply
   70,589,388.32x = 105,792,535.92 × 31,699,124
4. Step 4: Simplify right side
   70,589,388.32x = 3,353,530,714,402,534
5. Step 5: Solve for x
   x = 3,353,530,714,402,534/70,589,388.32
6. Step 6: Final answer
   x = 47,507,575.77