Finding the Fourth Proportional to 40,162.86, 55,423.80 and 22,257.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,162.86 : 55,423.80 = 22,257.48 : x
2. Step 2: Convert to fraction form
   40,162.86/55,423.80 = 22,257.48/x
3. Step 3: Cross multiply
   40,162.86x = 55,423.80 × 22,257.48
4. Step 4: Simplify right side
   40,162.86x = 1,233,593,828.72
5. Step 5: Solve for x
   x = 1,233,593,828.72/40,162.86
6. Step 6: Final answer
   x = 30,714.79