Finding the Fourth Proportional to 2,488.96, 3,733.46 and 1,028.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.96 : 3,733.46 = 1,028.09 : x
2. Step 2: Convert to fraction form
   2,488.96/3,733.46 = 1,028.09/x
3. Step 3: Cross multiply
   2,488.96x = 3,733.46 × 1,028.09
4. Step 4: Simplify right side
   2,488.96x = 3,838,340.94
5. Step 5: Solve for x
   x = 3,838,340.94/2,488.96
6. Step 6: Final answer
   x = 1,542.15