Finding the Fourth Proportional to 2,004.79, 2,766.55 and 1,120.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.79 : 2,766.55 = 1,120.61 : x
2. Step 2: Convert to fraction form
   2,004.79/2,766.55 = 1,120.61/x
3. Step 3: Cross multiply
   2,004.79x = 2,766.55 × 1,120.61
4. Step 4: Simplify right side
   2,004.79x = 3,100,223.60
5. Step 5: Solve for x
   x = 3,100,223.60/2,004.79
6. Step 6: Final answer
   x = 1,546.41