Finding the Fourth Proportional to 3,425.54, 5,103.27 and 3,260.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,425.54 : 5,103.27 = 3,260.42 : x
2. Step 2: Convert to fraction form
   3,425.54/5,103.27 = 3,260.42/x
3. Step 3: Cross multiply
   3,425.54x = 5,103.27 × 3,260.42
4. Step 4: Simplify right side
   3,425.54x = 16,638,787.27
5. Step 5: Solve for x
   x = 16,638,787.27/3,425.54
6. Step 6: Final answer
   x = 4,857.27