Finding the Fourth Proportional to 22,550.78, 33,793.82 and 12,669.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,550.78 : 33,793.82 = 12,669.27 : x
2. Step 2: Convert to fraction form
   22,550.78/33,793.82 = 12,669.27/x
3. Step 3: Cross multiply
   22,550.78x = 33,793.82 × 12,669.27
4. Step 4: Simplify right side
   22,550.78x = 428,142,966.57
5. Step 5: Solve for x
   x = 428,142,966.57/22,550.78
6. Step 6: Final answer
   x = 18,985.73