Finding the Fourth Proportional to 24,658.43, 34,016.42 and 15,458.31

Step by Step Solution

1. Step 1: Write the proportion equation
   24,658.43 : 34,016.42 = 15,458.31 : x
2. Step 2: Convert to fraction form
   24,658.43/34,016.42 = 15,458.31/x
3. Step 3: Cross multiply
   24,658.43x = 34,016.42 × 15,458.31
4. Step 4: Simplify right side
   24,658.43x = 525,836,404.10
5. Step 5: Solve for x
   x = 525,836,404.10/24,658.43
6. Step 6: Final answer
   x = 21,324.82