Finding the Fourth Proportional to 16,962.72, 23,407.92 and 9,510.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,962.72 : 23,407.92 = 9,510.24 : x
2. Step 2: Convert to fraction form
   16,962.72/23,407.92 = 9,510.24/x
3. Step 3: Cross multiply
   16,962.72x = 23,407.92 × 9,510.24
4. Step 4: Simplify right side
   16,962.72x = 222,614,937.10
5. Step 5: Solve for x
   x = 222,614,937.10/16,962.72
6. Step 6: Final answer
   x = 13,123.78