Finding the Fourth Proportional to 51,502.71, 71,077.31 and 28,843.57

Step by Step Solution

1. Step 1: Write the proportion equation
   51,502.71 : 71,077.31 = 28,843.57 : x
2. Step 2: Convert to fraction form
   51,502.71/71,077.31 = 28,843.57/x
3. Step 3: Cross multiply
   51,502.71x = 71,077.31 × 28,843.57
4. Step 4: Simplify right side
   51,502.71x = 2,050,123,366.40
5. Step 5: Solve for x
   x = 2,050,123,366.40/51,502.71
6. Step 6: Final answer
   x = 39,806.13