Finding the Fourth Proportional to 16,724.89, 23,080.14 and 9,651.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,724.89 : 23,080.14 = 9,651.16 : x
2. Step 2: Convert to fraction form
   16,724.89/23,080.14 = 9,651.16/x
3. Step 3: Cross multiply
   16,724.89x = 23,080.14 × 9,651.16
4. Step 4: Simplify right side
   16,724.89x = 222,750,123.96
5. Step 5: Solve for x
   x = 222,750,123.96/16,724.89
6. Step 6: Final answer
   x = 13,318.48