Finding the Fourth Proportional to 2,280.83, 3,418.88 and 1,168.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.83 : 3,418.88 = 1,168.20 : x
2. Step 2: Convert to fraction form
   2,280.83/3,418.88 = 1,168.20/x
3. Step 3: Cross multiply
   2,280.83x = 3,418.88 × 1,168.20
4. Step 4: Simplify right side
   2,280.83x = 3,993,929.78
5. Step 5: Solve for x
   x = 3,993,929.78/2,280.83
6. Step 6: Final answer
   x = 1,751.09