Finding the Fourth Proportional to 5,150.38, 7,104.92 and 3,258.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,150.38 : 7,104.92 = 3,258.78 : x
2. Step 2: Convert to fraction form
   5,150.38/7,104.92 = 3,258.78/x
3. Step 3: Cross multiply
   5,150.38x = 7,104.92 × 3,258.78
4. Step 4: Simplify right side
   5,150.38x = 23,153,371.20
5. Step 5: Solve for x
   x = 23,153,371.20/5,150.38
6. Step 6: Final answer
   x = 4,495.47