Finding the Fourth Proportional to 16,030.24, 22,121.58 and 8,957.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,030.24 : 22,121.58 = 8,957.86 : x
2. Step 2: Convert to fraction form
   16,030.24/22,121.58 = 8,957.86/x
3. Step 3: Cross multiply
   16,030.24x = 22,121.58 × 8,957.86
4. Step 4: Simplify right side
   16,030.24x = 198,162,016.62
5. Step 5: Solve for x
   x = 198,162,016.62/16,030.24
6. Step 6: Final answer
   x = 12,361.76