Finding the Fourth Proportional to 57,073.50, 78,761.52 and 31,923

Step by Step Solution

1. Step 1: Write the proportion equation
   57,073.50 : 78,761.52 = 31,923 : x
2. Step 2: Convert to fraction form
   57,073.50/78,761.52 = 31,923/x
3. Step 3: Cross multiply
   57,073.50x = 78,761.52 × 31,923
4. Step 4: Simplify right side
   57,073.50x = 2,514,304,002.96
5. Step 5: Solve for x
   x = 2,514,304,002.96/57,073.50
6. Step 6: Final answer
   x = 44,053.79