Finding the Fourth Proportional to 87,219.59, 130,829.90 and 31,061.88

Step by Step Solution

1. Step 1: Write the proportion equation
   87,219.59 : 130,829.90 = 31,061.88 : x
2. Step 2: Convert to fraction form
   87,219.59/130,829.90 = 31,061.88/x
3. Step 3: Cross multiply
   87,219.59x = 130,829.90 × 31,061.88
4. Step 4: Simplify right side
   87,219.59x = 4,063,822,498.90
5. Step 5: Solve for x
   x = 4,063,822,498.90/87,219.59
6. Step 6: Final answer
   x = 46,593.00