Finding the Fourth Proportional to 2,004.28, 2,765.79 and 1,119.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.28 : 2,765.79 = 1,119.89 : x
2. Step 2: Convert to fraction form
   2,004.28/2,765.79 = 1,119.89/x
3. Step 3: Cross multiply
   2,004.28x = 2,765.79 × 1,119.89
4. Step 4: Simplify right side
   2,004.28x = 3,097,387.48
5. Step 5: Solve for x
   x = 3,097,387.48/2,004.28
6. Step 6: Final answer
   x = 1,545.39