Finding the Fourth Proportional to 72,400,480.29, 99,914,631.98 and 39,362,951.16

Step by Step Solution

1. Step 1: Write the proportion equation
   72,400,480.29 : 99,914,631.98 = 39,362,951.16 : x
2. Step 2: Convert to fraction form
   72,400,480.29/99,914,631.98 = 39,362,951.16/x
3. Step 3: Cross multiply
   72,400,480.29x = 99,914,631.98 × 39,362,951.16
4. Step 4: Simplify right side
   72,400,480.29x = 3,932,934,778,601,298.50
5. Step 5: Solve for x
   x = 3,932,934,778,601,298.50/72,400,480.29
6. Step 6: Final answer
   x = 54,321,943.21