Finding the Fourth Proportional to 17,332.72, 23,909.52 and 10,617.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,332.72 : 23,909.52 = 10,617.28 : x
2. Step 2: Convert to fraction form
   17,332.72/23,909.52 = 10,617.28/x
3. Step 3: Cross multiply
   17,332.72x = 23,909.52 × 10,617.28
4. Step 4: Simplify right side
   17,332.72x = 253,854,068.51
5. Step 5: Solve for x
   x = 253,854,068.51/17,332.72
6. Step 6: Final answer
   x = 14,645.95