Finding the Fourth Proportional to 131,523,513.29, 181,495,063.56 and 71,984,688.15

Step by Step Solution

1. Step 1: Write the proportion equation
   131,523,513.29 : 181,495,063.56 = 71,984,688.15 : x
2. Step 2: Convert to fraction form
   131,523,513.29/181,495,063.56 = 71,984,688.15/x
3. Step 3: Cross multiply
   131,523,513.29x = 181,495,063.56 × 71,984,688.15
4. Step 4: Simplify right side
   131,523,513.29x = 13,064,865,550,223,552
5. Step 5: Solve for x
   x = 13,064,865,550,223,552/131,523,513.29
6. Step 6: Final answer
   x = 99,334,827.85