Finding the Fourth Proportional to 17,471.80, 24,111.72 and 9,513.64

Step by Step Solution

1. Step 1: Write the proportion equation
   17,471.80 : 24,111.72 = 9,513.64 : x
2. Step 2: Convert to fraction form
   17,471.80/24,111.72 = 9,513.64/x
3. Step 3: Cross multiply
   17,471.80x = 24,111.72 × 9,513.64
4. Step 4: Simplify right side
   17,471.80x = 229,390,223.86
5. Step 5: Solve for x
   x = 229,390,223.86/17,471.80
6. Step 6: Final answer
   x = 13,129.17