Finding the Fourth Proportional to 17,487.72, 24,131.88 and 9,935.64

Step by Step Solution

1. Step 1: Write the proportion equation
   17,487.72 : 24,131.88 = 9,935.64 : x
2. Step 2: Convert to fraction form
   17,487.72/24,131.88 = 9,935.64/x
3. Step 3: Cross multiply
   17,487.72x = 24,131.88 × 9,935.64
4. Step 4: Simplify right side
   17,487.72x = 239,765,672.20
5. Step 5: Solve for x
   x = 239,765,672.20/17,487.72
6. Step 6: Final answer
   x = 13,710.52