Finding the Fourth Proportional to 2,456.52, 3,390.11 and 1,394.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.52 : 3,390.11 = 1,394.27 : x
2. Step 2: Convert to fraction form
   2,456.52/3,390.11 = 1,394.27/x
3. Step 3: Cross multiply
   2,456.52x = 3,390.11 × 1,394.27
4. Step 4: Simplify right side
   2,456.52x = 4,726,704.75
5. Step 5: Solve for x
   x = 4,726,704.75/2,456.52
6. Step 6: Final answer
   x = 1,924.15