Finding the Fourth Proportional to 17,682.54, 24,401.99 and 9,725.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,682.54 : 24,401.99 = 9,725.30 : x
2. Step 2: Convert to fraction form
   17,682.54/24,401.99 = 9,725.30/x
3. Step 3: Cross multiply
   17,682.54x = 24,401.99 × 9,725.30
4. Step 4: Simplify right side
   17,682.54x = 237,316,667.16
5. Step 5: Solve for x
   x = 237,316,667.16/17,682.54
6. Step 6: Final answer
   x = 13,420.96