Finding the Fourth Proportional to 2,550.75, 3,519.20 and 1,488.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.75 : 3,519.20 = 1,488.27 : x
2. Step 2: Convert to fraction form
   2,550.75/3,519.20 = 1,488.27/x
3. Step 3: Cross multiply
   2,550.75x = 3,519.20 × 1,488.27
4. Step 4: Simplify right side
   2,550.75x = 5,237,519.78
5. Step 5: Solve for x
   x = 5,237,519.78/2,550.75
6. Step 6: Final answer
   x = 2,053.33