Finding the Fourth Proportional to 113,589,794.48, 156,766,372.25 and 65,915,550.97

Step by Step Solution

1. Step 1: Write the proportion equation
   113,589,794.48 : 156,766,372.25 = 65,915,550.97 : x
2. Step 2: Convert to fraction form
   113,589,794.48/156,766,372.25 = 65,915,550.97/x
3. Step 3: Cross multiply
   113,589,794.48x = 156,766,372.25 × 65,915,550.97
4. Step 4: Simplify right side
   113,589,794.48x = 10,333,341,799,705,376
5. Step 5: Solve for x
   x = 10,333,341,799,705,376/113,589,794.48
6. Step 6: Final answer
   x = 90,970,688.41