Finding the Fourth Proportional to 16,228.38, 22,395.18 and 8,776.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,228.38 : 22,395.18 = 8,776.38 : x
2. Step 2: Convert to fraction form
   16,228.38/22,395.18 = 8,776.38/x
3. Step 3: Cross multiply
   16,228.38x = 22,395.18 × 8,776.38
4. Step 4: Simplify right side
   16,228.38x = 196,548,609.85
5. Step 5: Solve for x
   x = 196,548,609.85/16,228.38
6. Step 6: Final answer
   x = 12,111.41