Finding the Fourth Proportional to 17,620.47, 24,316.37 and 9,662.73

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620.47 : 24,316.37 = 9,662.73 : x
2. Step 2: Convert to fraction form
   17,620.47/24,316.37 = 9,662.73/x
3. Step 3: Cross multiply
   17,620.47x = 24,316.37 × 9,662.73
4. Step 4: Simplify right side
   17,620.47x = 234,962,517.89
5. Step 5: Solve for x
   x = 234,962,517.89/17,620.47
6. Step 6: Final answer
   x = 13,334.63