Finding the Fourth Proportional to 1,824.42, 2,517.33 and 1,078.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.42 : 2,517.33 = 1,078.49 : x
2. Step 2: Convert to fraction form
   1,824.42/2,517.33 = 1,078.49/x
3. Step 3: Cross multiply
   1,824.42x = 2,517.33 × 1,078.49
4. Step 4: Simplify right side
   1,824.42x = 2,714,923.04
5. Step 5: Solve for x
   x = 2,714,923.04/1,824.42
6. Step 6: Final answer
   x = 1,488.11