Finding the Fourth Proportional to 3,951.89, 5,454.16 and 2,273.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951.89 : 5,454.16 = 2,273.27 : x
2. Step 2: Convert to fraction form
   3,951.89/5,454.16 = 2,273.27/x
3. Step 3: Cross multiply
   3,951.89x = 5,454.16 × 2,273.27
4. Step 4: Simplify right side
   3,951.89x = 12,398,745.35
5. Step 5: Solve for x
   x = 12,398,745.35/3,951.89
6. Step 6: Final answer
   x = 3,137.42