Finding the Fourth Proportional to 16,055.27, 22,154.28 and 8,979.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,055.27 : 22,154.28 = 8,979.92 : x
2. Step 2: Convert to fraction form
   16,055.27/22,154.28 = 8,979.92/x
3. Step 3: Cross multiply
   16,055.27x = 22,154.28 × 8,979.92
4. Step 4: Simplify right side
   16,055.27x = 198,943,662.06
5. Step 5: Solve for x
   x = 198,943,662.06/16,055.27
6. Step 6: Final answer
   x = 12,391.18