Finding the Fourth Proportional to 52,044.69, 71,821.52 and 28,171.31

Step by Step Solution

1. Step 1: Write the proportion equation
   52,044.69 : 71,821.52 = 28,171.31 : x
2. Step 2: Convert to fraction form
   52,044.69/71,821.52 = 28,171.31/x
3. Step 3: Cross multiply
   52,044.69x = 71,821.52 × 28,171.31
4. Step 4: Simplify right side
   52,044.69x = 2,023,306,304.59
5. Step 5: Solve for x
   x = 2,023,306,304.59/52,044.69
6. Step 6: Final answer
   x = 38,876.33