Finding the Fourth Proportional to 40,255.86, 55,554.24 and 22,107.42

Step by Step Solution

1. Step 1: Write the proportion equation
   40,255.86 : 55,554.24 = 22,107.42 : x
2. Step 2: Convert to fraction form
   40,255.86/55,554.24 = 22,107.42/x
3. Step 3: Cross multiply
   40,255.86x = 55,554.24 × 22,107.42
4. Step 4: Simplify right side
   40,255.86x = 1,228,160,916.46
5. Step 5: Solve for x
   x = 1,228,160,916.46/40,255.86
6. Step 6: Final answer
   x = 30,508.87