Finding the Fourth Proportional to 2,004.91, 2,766.78 and 1,120.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.91 : 2,766.78 = 1,120.75 : x
2. Step 2: Convert to fraction form
   2,004.91/2,766.78 = 1,120.75/x
3. Step 3: Cross multiply
   2,004.91x = 2,766.78 × 1,120.75
4. Step 4: Simplify right side
   2,004.91x = 3,100,854.85
5. Step 5: Solve for x
   x = 3,100,854.85/2,004.91
6. Step 6: Final answer
   x = 1,546.63