Finding the Fourth Proportional to 2,250.59, 3,105.81 and 1,255.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.59 : 3,105.81 = 1,255.95 : x
2. Step 2: Convert to fraction form
   2,250.59/3,105.81 = 1,255.95/x
3. Step 3: Cross multiply
   2,250.59x = 3,105.81 × 1,255.95
4. Step 4: Simplify right side
   2,250.59x = 3,900,742.07
5. Step 5: Solve for x
   x = 3,900,742.07/2,250.59
6. Step 6: Final answer
   x = 1,733.21