Finding the Fourth Proportional to 17,674.28, 24,390.50 and 9,717.02

Step by Step Solution

1. Step 1: Write the proportion equation
   17,674.28 : 24,390.50 = 9,717.02 : x
2. Step 2: Convert to fraction form
   17,674.28/24,390.50 = 9,717.02/x
3. Step 3: Cross multiply
   17,674.28x = 24,390.50 × 9,717.02
4. Step 4: Simplify right side
   17,674.28x = 237,002,805.77
5. Step 5: Solve for x
   x = 237,002,805.77/17,674.28
6. Step 6: Final answer
   x = 13,409.48