Finding the Fourth Proportional to 2,474.54, 3,414.71 and 1,355.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,474.54 : 3,414.71 = 1,355.25 : x
2. Step 2: Convert to fraction form
   2,474.54/3,414.71 = 1,355.25/x
3. Step 3: Cross multiply
   2,474.54x = 3,414.71 × 1,355.25
4. Step 4: Simplify right side
   2,474.54x = 4,627,789.12
5. Step 5: Solve for x
   x = 4,627,789.12/2,474.54
6. Step 6: Final answer
   x = 1,870.17