Finding the Fourth Proportional to 15,040.29, 22,562.43 and 5,677.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,040.29 : 22,562.43 = 5,677.50 : x
2. Step 2: Convert to fraction form
   15,040.29/22,562.43 = 5,677.50/x
3. Step 3: Cross multiply
   15,040.29x = 22,562.43 × 5,677.50
4. Step 4: Simplify right side
   15,040.29x = 128,098,196.33
5. Step 5: Solve for x
   x = 128,098,196.33/15,040.29
6. Step 6: Final answer
   x = 8,517.00