Finding the Fourth Proportional to 17,608.72, 24,299.82 and 9,542.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,608.72 : 24,299.82 = 9,542.20 : x
2. Step 2: Convert to fraction form
   17,608.72/24,299.82 = 9,542.20/x
3. Step 3: Cross multiply
   17,608.72x = 24,299.82 × 9,542.20
4. Step 4: Simplify right side
   17,608.72x = 231,873,742.40
5. Step 5: Solve for x
   x = 231,873,742.40/17,608.72
6. Step 6: Final answer
   x = 13,168.12