Finding the Fourth Proportional to 16,341.12, 22,550.76 and 8,889.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,341.12 : 22,550.76 = 8,889.12 : x
2. Step 2: Convert to fraction form
   16,341.12/22,550.76 = 8,889.12/x
3. Step 3: Cross multiply
   16,341.12x = 22,550.76 × 8,889.12
4. Step 4: Simplify right side
   16,341.12x = 200,456,411.73
5. Step 5: Solve for x
   x = 200,456,411.73/16,341.12
6. Step 6: Final answer
   x = 12,266.99