Finding the Fourth Proportional to 17,687.55, 24,410.60 and 10,134.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,687.55 : 24,410.60 = 10,134.88 : x
2. Step 2: Convert to fraction form
   17,687.55/24,410.60 = 10,134.88/x
3. Step 3: Cross multiply
   17,687.55x = 24,410.60 × 10,134.88
4. Step 4: Simplify right side
   17,687.55x = 247,398,466.04
5. Step 5: Solve for x
   x = 247,398,466.04/17,687.55
6. Step 6: Final answer
   x = 13,987.15