Finding the Fourth Proportional to 17,513.80, 24,168.42 and 9,960.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,513.80 : 24,168.42 = 9,960.04 : x
2. Step 2: Convert to fraction form
   17,513.80/24,168.42 = 9,960.04/x
3. Step 3: Cross multiply
   17,513.80x = 24,168.42 × 9,960.04
4. Step 4: Simplify right side
   17,513.80x = 240,718,429.94
5. Step 5: Solve for x
   x = 240,718,429.94/17,513.80
6. Step 6: Final answer
   x = 13,744.50