Finding the Fourth Proportional to 55,472.39, 83,229.37 and 28,801.73

Step by Step Solution

1. Step 1: Write the proportion equation
   55,472.39 : 83,229.37 = 28,801.73 : x
2. Step 2: Convert to fraction form
   55,472.39/83,229.37 = 28,801.73/x
3. Step 3: Cross multiply
   55,472.39x = 83,229.37 × 28,801.73
4. Step 4: Simplify right side
   55,472.39x = 2,397,149,978.88
5. Step 5: Solve for x
   x = 2,397,149,978.88/55,472.39
6. Step 6: Final answer
   x = 43,213.39