Finding the Fourth Proportional to 52,454.15, 72,386.73 and 28,580.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,454.15 : 72,386.73 = 28,580.82 : x
2. Step 2: Convert to fraction form
   52,454.15/72,386.73 = 28,580.82/x
3. Step 3: Cross multiply
   52,454.15x = 72,386.73 × 28,580.82
4. Step 4: Simplify right side
   52,454.15x = 2,068,872,281.49
5. Step 5: Solve for x
   x = 2,068,872,281.49/52,454.15
6. Step 6: Final answer
   x = 39,441.54