Finding the Fourth Proportional to 17,683, 24,402.54 and 9,725.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,683 : 24,402.54 = 9,725.74 : x
2. Step 2: Convert to fraction form
   17,683/24,402.54 = 9,725.74/x
3. Step 3: Cross multiply
   17,683x = 24,402.54 × 9,725.74
4. Step 4: Simplify right side
   17,683x = 237,332,759.38
5. Step 5: Solve for x
   x = 237,332,759.38/17,683
6. Step 6: Final answer
   x = 13,421.52