Finding the Fourth Proportional to 2,499, 3,745.98 and 1,038.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499 : 3,745.98 = 1,038.96 : x
2. Step 2: Convert to fraction form
   2,499/3,745.98 = 1,038.96/x
3. Step 3: Cross multiply
   2,499x = 3,745.98 × 1,038.96
4. Step 4: Simplify right side
   2,499x = 3,891,923.38
5. Step 5: Solve for x
   x = 3,891,923.38/2,499
6. Step 6: Final answer
   x = 1,557.39