Finding the Fourth Proportional to 87,458.52, 131,187.34 and 34,155.91

Step by Step Solution

1. Step 1: Write the proportion equation
   87,458.52 : 131,187.34 = 34,155.91 : x
2. Step 2: Convert to fraction form
   87,458.52/131,187.34 = 34,155.91/x
3. Step 3: Cross multiply
   87,458.52x = 131,187.34 × 34,155.91
4. Step 4: Simplify right side
   87,458.52x = 4,480,822,978.18
5. Step 5: Solve for x
   x = 4,480,822,978.18/87,458.52
6. Step 6: Final answer
   x = 51,233.69