Finding the Fourth Proportional to 2,504.92, 3,456.12 and 1,456.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.92 : 3,456.12 = 1,456.78 : x
2. Step 2: Convert to fraction form
   2,504.92/3,456.12 = 1,456.78/x
3. Step 3: Cross multiply
   2,504.92x = 3,456.12 × 1,456.78
4. Step 4: Simplify right side
   2,504.92x = 5,034,806.49
5. Step 5: Solve for x
   x = 5,034,806.49/2,504.92
6. Step 6: Final answer
   x = 2,009.97