Finding the Fourth Proportional to 3,086.07, 4,258.41 and 2,458.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,086.07 : 4,258.41 = 2,458.20 : x
2. Step 2: Convert to fraction form
   3,086.07/4,258.41 = 2,458.20/x
3. Step 3: Cross multiply
   3,086.07x = 4,258.41 × 2,458.20
4. Step 4: Simplify right side
   3,086.07x = 10,468,023.46
5. Step 5: Solve for x
   x = 10,468,023.46/3,086.07
6. Step 6: Final answer
   x = 3,392.02