Finding the Fourth Proportional to 39,238.71, 54,151.27 and 22,243.29

Step by Step Solution

1. Step 1: Write the proportion equation
   39,238.71 : 54,151.27 = 22,243.29 : x
2. Step 2: Convert to fraction form
   39,238.71/54,151.27 = 22,243.29/x
3. Step 3: Cross multiply
   39,238.71x = 54,151.27 × 22,243.29
4. Step 4: Simplify right side
   39,238.71x = 1,204,502,131.72
5. Step 5: Solve for x
   x = 1,204,502,131.72/39,238.71
6. Step 6: Final answer
   x = 30,696.78