Finding the Fourth Proportional to 16,257.54, 24,387.15 and 5,165.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,257.54 : 24,387.15 = 5,165.10 : x
2. Step 2: Convert to fraction form
   16,257.54/24,387.15 = 5,165.10/x
3. Step 3: Cross multiply
   16,257.54x = 24,387.15 × 5,165.10
4. Step 4: Simplify right side
   16,257.54x = 125,962,068.47
5. Step 5: Solve for x
   x = 125,962,068.47/16,257.54
6. Step 6: Final answer
   x = 7,747.92