Finding the Fourth Proportional to 99,691.29, 149,551.89 and 32,200.78

Step by Step Solution

1. Step 1: Write the proportion equation
   99,691.29 : 149,551.89 = 32,200.78 : x
2. Step 2: Convert to fraction form
   99,691.29/149,551.89 = 32,200.78/x
3. Step 3: Cross multiply
   99,691.29x = 149,551.89 × 32,200.78
4. Step 4: Simplify right side
   99,691.29x = 4,815,687,508.47
5. Step 5: Solve for x
   x = 4,815,687,508.47/99,691.29
6. Step 6: Final answer
   x = 48,306.00