Finding the Fourth Proportional to 2,028.62, 2,799.56 and 1,144.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.62 : 2,799.56 = 1,144.46 : x
2. Step 2: Convert to fraction form
   2,028.62/2,799.56 = 1,144.46/x
3. Step 3: Cross multiply
   2,028.62x = 2,799.56 × 1,144.46
4. Step 4: Simplify right side
   2,028.62x = 3,203,978.72
5. Step 5: Solve for x
   x = 3,203,978.72/2,028.62
6. Step 6: Final answer
   x = 1,579.39