Finding the Fourth Proportional to 17,674.29, 24,390.86 and 9,717.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,674.29 : 24,390.86 = 9,717.25 : x
2. Step 2: Convert to fraction form
   17,674.29/24,390.86 = 9,717.25/x
3. Step 3: Cross multiply
   17,674.29x = 24,390.86 × 9,717.25
4. Step 4: Simplify right side
   17,674.29x = 237,012,084.34
5. Step 5: Solve for x
   x = 237,012,084.34/17,674.29
6. Step 6: Final answer
   x = 13,409.99