Finding the Fourth Proportional to 2,200.96, 3,036.57 and 1,256.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.96 : 3,036.57 = 1,256.07 : x
2. Step 2: Convert to fraction form
   2,200.96/3,036.57 = 1,256.07/x
3. Step 3: Cross multiply
   2,200.96x = 3,036.57 × 1,256.07
4. Step 4: Simplify right side
   2,200.96x = 3,814,144.48
5. Step 5: Solve for x
   x = 3,814,144.48/2,200.96
6. Step 6: Final answer
   x = 1,732.95