Finding the Fourth Proportional to 72,414.59, 99,913.37 and 43,711.56

Step by Step Solution

1. Step 1: Write the proportion equation
   72,414.59 : 99,913.37 = 43,711.56 : x
2. Step 2: Convert to fraction form
   72,414.59/99,913.37 = 43,711.56/x
3. Step 3: Cross multiply
   72,414.59x = 99,913.37 × 43,711.56
4. Step 4: Simplify right side
   72,414.59x = 4,367,369,049.00
5. Step 5: Solve for x
   x = 4,367,369,049.00/72,414.59
6. Step 6: Final answer
   x = 60,310.63