Finding the Fourth Proportional to 17,618.72, 24,315.35 and 9,662.49

Step by Step Solution

1. Step 1: Write the proportion equation
   17,618.72 : 24,315.35 = 9,662.49 : x
2. Step 2: Convert to fraction form
   17,618.72/24,315.35 = 9,662.49/x
3. Step 3: Cross multiply
   17,618.72x = 24,315.35 × 9,662.49
4. Step 4: Simplify right side
   17,618.72x = 234,946,777.91
5. Step 5: Solve for x
   x = 234,946,777.91/17,618.72
6. Step 6: Final answer
   x = 13,335.07