Finding the Fourth Proportional to 17,620.80, 24,317 and 9,662.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620.80 : 24,317 = 9,662.92 : x
2. Step 2: Convert to fraction form
   17,620.80/24,317 = 9,662.92/x
3. Step 3: Cross multiply
   17,620.80x = 24,317 × 9,662.92
4. Step 4: Simplify right side
   17,620.80x = 234,973,225.64
5. Step 5: Solve for x
   x = 234,973,225.64/17,620.80
6. Step 6: Final answer
   x = 13,334.99