Finding the Fourth Proportional to 17,682.10, 24,401.05 and 9,724.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,682.10 : 24,401.05 = 9,724.25 : x
2. Step 2: Convert to fraction form
   17,682.10/24,401.05 = 9,724.25/x
3. Step 3: Cross multiply
   17,682.10x = 24,401.05 × 9,724.25
4. Step 4: Simplify right side
   17,682.10x = 237,281,947.15
5. Step 5: Solve for x
   x = 237,281,947.15/17,682.10
6. Step 6: Final answer
   x = 13,419.33