Finding the Fourth Proportional to 17,520.72, 24,178.56 and 9,563.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,520.72 : 24,178.56 = 9,563.04 : x
2. Step 2: Convert to fraction form
   17,520.72/24,178.56 = 9,563.04/x
3. Step 3: Cross multiply
   17,520.72x = 24,178.56 × 9,563.04
4. Step 4: Simplify right side
   17,520.72x = 231,220,536.42
5. Step 5: Solve for x
   x = 231,220,536.42/17,520.72
6. Step 6: Final answer
   x = 13,196.98