Finding the Fourth Proportional to 52,727.49, 72,763.92 and 28,854.15

Step by Step Solution

1. Step 1: Write the proportion equation
   52,727.49 : 72,763.92 = 28,854.15 : x
2. Step 2: Convert to fraction form
   52,727.49/72,763.92 = 28,854.15/x
3. Step 3: Cross multiply
   52,727.49x = 72,763.92 × 28,854.15
4. Step 4: Simplify right side
   52,727.49x = 2,099,541,062.27
5. Step 5: Solve for x
   x = 2,099,541,062.27/52,727.49
6. Step 6: Final answer
   x = 39,818.72