Finding the Fourth Proportional to 22,158.32, 33,217.49 and 8,108.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,158.32 : 33,217.49 = 8,108.56 : x
2. Step 2: Convert to fraction form
   22,158.32/33,217.49 = 8,108.56/x
3. Step 3: Cross multiply
   22,158.32x = 33,217.49 × 8,108.56
4. Step 4: Simplify right side
   22,158.32x = 269,345,943.77
5. Step 5: Solve for x
   x = 269,345,943.77/22,158.32
6. Step 6: Final answer
   x = 12,155.52