Finding the Fourth Proportional to 17,617.35, 24,311.76 and 9,659.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,617.35 : 24,311.76 = 9,659.56 : x
2. Step 2: Convert to fraction form
   17,617.35/24,311.76 = 9,659.56/x
3. Step 3: Cross multiply
   17,617.35x = 24,311.76 × 9,659.56
4. Step 4: Simplify right side
   17,617.35x = 234,840,807.42
5. Step 5: Solve for x
   x = 234,840,807.42/17,617.35
6. Step 6: Final answer
   x = 13,330.09