Finding the Fourth Proportional to 17,682.50, 24,401.85 and 9,725.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,682.50 : 24,401.85 = 9,725.24 : x
2. Step 2: Convert to fraction form
   17,682.50/24,401.85 = 9,725.24/x
3. Step 3: Cross multiply
   17,682.50x = 24,401.85 × 9,725.24
4. Step 4: Simplify right side
   17,682.50x = 237,313,847.69
5. Step 5: Solve for x
   x = 237,313,847.69/17,682.50
6. Step 6: Final answer
   x = 13,420.83