Finding the Fourth Proportional to 16,643.46, 22,962.42 and 10,981.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,643.46 : 22,962.42 = 10,981.02 : x
2. Step 2: Convert to fraction form
   16,643.46/22,962.42 = 10,981.02/x
3. Step 3: Cross multiply
   16,643.46x = 22,962.42 × 10,981.02
4. Step 4: Simplify right side
   16,643.46x = 252,150,793.27
5. Step 5: Solve for x
   x = 252,150,793.27/16,643.46
6. Step 6: Final answer
   x = 15,150.14