Finding the Fourth Proportional to 2,250.69, 3,105.94 and 1,255.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.69 : 3,105.94 = 1,255.98 : x
2. Step 2: Convert to fraction form
   2,250.69/3,105.94 = 1,255.98/x
3. Step 3: Cross multiply
   2,250.69x = 3,105.94 × 1,255.98
4. Step 4: Simplify right side
   2,250.69x = 3,900,998.52
5. Step 5: Solve for x
   x = 3,900,998.52/2,250.69
6. Step 6: Final answer
   x = 1,733.25