Finding the Fourth Proportional to 25,150.71, 37,702.62 and 8,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,150.71 : 37,702.62 = 8,499.10 : x
2. Step 2: Convert to fraction form
   25,150.71/37,702.62 = 8,499.10/x
3. Step 3: Cross multiply
   25,150.71x = 37,702.62 × 8,499.10
4. Step 4: Simplify right side
   25,150.71x = 320,438,359.72
5. Step 5: Solve for x
   x = 320,438,359.72/25,150.71
6. Step 6: Final answer
   x = 12,740.73