Finding the Fourth Proportional to 17,638.01, 24,340.46 and 9,680.68

Step by Step Solution

1. Step 1: Write the proportion equation
   17,638.01 : 24,340.46 = 9,680.68 : x
2. Step 2: Convert to fraction form
   17,638.01/24,340.46 = 9,680.68/x
3. Step 3: Cross multiply
   17,638.01x = 24,340.46 × 9,680.68
4. Step 4: Simplify right side
   17,638.01x = 235,632,204.31
5. Step 5: Solve for x
   x = 235,632,204.31/17,638.01
6. Step 6: Final answer
   x = 13,359.34