Finding the Fourth Proportional to 86,042.52, 129,044.32 and 32,715.47

Step by Step Solution

1. Step 1: Write the proportion equation
   86,042.52 : 129,044.32 = 32,715.47 : x
2. Step 2: Convert to fraction form
   86,042.52/129,044.32 = 32,715.47/x
3. Step 3: Cross multiply
   86,042.52x = 129,044.32 × 32,715.47
4. Step 4: Simplify right side
   86,042.52x = 4,221,745,820.45
5. Step 5: Solve for x
   x = 4,221,745,820.45/86,042.52
6. Step 6: Final answer
   x = 49,065.81