Finding the Fourth Proportional to 52,281.82, 72,149.37 and 28,408.49

Step by Step Solution

1. Step 1: Write the proportion equation
   52,281.82 : 72,149.37 = 28,408.49 : x
2. Step 2: Convert to fraction form
   52,281.82/72,149.37 = 28,408.49/x
3. Step 3: Cross multiply
   52,281.82x = 72,149.37 × 28,408.49
4. Step 4: Simplify right side
   52,281.82x = 2,049,654,899.83
5. Step 5: Solve for x
   x = 2,049,654,899.83/52,281.82
6. Step 6: Final answer
   x = 39,203.97