Finding the Fourth Proportional to 2,200.92, 3,036.88 and 1,256.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.92 : 3,036.88 = 1,256.28 : x
2. Step 2: Convert to fraction form
   2,200.92/3,036.88 = 1,256.28/x
3. Step 3: Cross multiply
   2,200.92x = 3,036.88 × 1,256.28
4. Step 4: Simplify right side
   2,200.92x = 3,815,171.61
5. Step 5: Solve for x
   x = 3,815,171.61/2,200.92
6. Step 6: Final answer
   x = 1,733.44