Finding the Fourth Proportional to 52,745.83, 72,789.24 and 28,872.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,745.83 : 72,789.24 = 28,872.52 : x
2. Step 2: Convert to fraction form
   52,745.83/72,789.24 = 28,872.52/x
3. Step 3: Cross multiply
   52,745.83x = 72,789.24 × 28,872.52
4. Step 4: Simplify right side
   52,745.83x = 2,101,608,787.68
5. Step 5: Solve for x
   x = 2,101,608,787.68/52,745.83
6. Step 6: Final answer
   x = 39,844.07