Finding the Fourth Proportional to 2,550.43, 3,520.36 and 1,488.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.43 : 3,520.36 = 1,488.49 : x
2. Step 2: Convert to fraction form
   2,550.43/3,520.36 = 1,488.49/x
3. Step 3: Cross multiply
   2,550.43x = 3,520.36 × 1,488.49
4. Step 4: Simplify right side
   2,550.43x = 5,240,013.72
5. Step 5: Solve for x
   x = 5,240,013.72/2,550.43
6. Step 6: Final answer
   x = 2,054.56