Finding the Fourth Proportional to 40,144.41, 55,397.10 and 22,238.34

Step by Step Solution

1. Step 1: Write the proportion equation
   40,144.41 : 55,397.10 = 22,238.34 : x
2. Step 2: Convert to fraction form
   40,144.41/55,397.10 = 22,238.34/x
3. Step 3: Cross multiply
   40,144.41x = 55,397.10 × 22,238.34
4. Step 4: Simplify right side
   40,144.41x = 1,231,939,433.62
5. Step 5: Solve for x
   x = 1,231,939,433.62/40,144.41
6. Step 6: Final answer
   x = 30,687.70