Finding the Fourth Proportional to 131,491,108.88, 181,463,084.16 and 72,752,822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   131,491,108.88 : 181,463,084.16 = 72,752,822.72 : x
2. Step 2: Convert to fraction form
   131,491,108.88/181,463,084.16 = 72,752,822.72/x
3. Step 3: Cross multiply
   131,491,108.88x = 181,463,084.16 × 72,752,822.72
4. Step 4: Simplify right side
   131,491,108.88x = 13,201,951,592,116,920
5. Step 5: Solve for x
   x = 13,201,951,592,116,920/131,491,108.88
6. Step 6: Final answer
   x = 100,401,857.62