Finding the Fourth Proportional to 5,879.20, 8,114.72 and 3,522.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,879.20 : 8,114.72 = 3,522.72 : x
2. Step 2: Convert to fraction form
   5,879.20/8,114.72 = 3,522.72/x
3. Step 3: Cross multiply
   5,879.20x = 8,114.72 × 3,522.72
4. Step 4: Simplify right side
   5,879.20x = 28,585,886.44
5. Step 5: Solve for x
   x = 28,585,886.44/5,879.20
6. Step 6: Final answer
   x = 4,862.21