Finding the Fourth Proportional to 2,249.91, 3,104.90 and 1,255.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249.91 : 3,104.90 = 1,255.23 : x
2. Step 2: Convert to fraction form
   2,249.91/3,104.90 = 1,255.23/x
3. Step 3: Cross multiply
   2,249.91x = 3,104.90 × 1,255.23
4. Step 4: Simplify right side
   2,249.91x = 3,897,357.35
5. Step 5: Solve for x
   x = 3,897,357.35/2,249.91
6. Step 6: Final answer
   x = 1,732.23