Finding the Fourth Proportional to 17,513.18, 24,168.86 and 9,960.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,513.18 : 24,168.86 = 9,960.20 : x
2. Step 2: Convert to fraction form
   17,513.18/24,168.86 = 9,960.20/x
3. Step 3: Cross multiply
   17,513.18x = 24,168.86 × 9,960.20
4. Step 4: Simplify right side
   17,513.18x = 240,726,692.74
5. Step 5: Solve for x
   x = 240,726,692.74/17,513.18
6. Step 6: Final answer
   x = 13,745.46