Finding the Fourth Proportional to 88,604.88, 132,756.87 and 53,470.71

Step by Step Solution

1. Step 1: Write the proportion equation
   88,604.88 : 132,756.87 = 53,470.71 : x
2. Step 2: Convert to fraction form
   88,604.88/132,756.87 = 53,470.71/x
3. Step 3: Cross multiply
   88,604.88x = 132,756.87 × 53,470.71
4. Step 4: Simplify right side
   88,604.88x = 7,098,604,096.28
5. Step 5: Solve for x
   x = 7,098,604,096.28/88,604.88
6. Step 6: Final answer
   x = 80,115.27