Finding the Fourth Proportional to 2,250.94, 3,105.98 and 1,256.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.94 : 3,105.98 = 1,256.08 : x
2. Step 2: Convert to fraction form
   2,250.94/3,105.98 = 1,256.08/x
3. Step 3: Cross multiply
   2,250.94x = 3,105.98 × 1,256.08
4. Step 4: Simplify right side
   2,250.94x = 3,901,359.36
5. Step 5: Solve for x
   x = 3,901,359.36/2,250.94
6. Step 6: Final answer
   x = 1,733.21