Finding the Fourth Proportional to 2,628.27, 3,938.52 and 1,456.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628.27 : 3,938.52 = 1,456.86 : x
2. Step 2: Convert to fraction form
   2,628.27/3,938.52 = 1,456.86/x
3. Step 3: Cross multiply
   2,628.27x = 3,938.52 × 1,456.86
4. Step 4: Simplify right side
   2,628.27x = 5,737,872.25
5. Step 5: Solve for x
   x = 5,737,872.25/2,628.27
6. Step 6: Final answer
   x = 2,183.14