Finding the Fourth Proportional to 124,801.59, 187,146.89 and 77,414.76

Step by Step Solution

1. Step 1: Write the proportion equation
   124,801.59 : 187,146.89 = 77,414.76 : x
2. Step 2: Convert to fraction form
   124,801.59/187,146.89 = 77,414.76/x
3. Step 3: Cross multiply
   124,801.59x = 187,146.89 × 77,414.76
4. Step 4: Simplify right side
   124,801.59x = 14,487,932,469.43
5. Step 5: Solve for x
   x = 14,487,932,469.43/124,801.59
6. Step 6: Final answer
   x = 116,087.73