Finding the Fourth Proportional to 2,256.96, 3,380.52 and 1,100.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,256.96 : 3,380.52 = 1,100.28 : x
2. Step 2: Convert to fraction form
   2,256.96/3,380.52 = 1,100.28/x
3. Step 3: Cross multiply
   2,256.96x = 3,380.52 × 1,100.28
4. Step 4: Simplify right side
   2,256.96x = 3,719,518.55
5. Step 5: Solve for x
   x = 3,719,518.55/2,256.96
6. Step 6: Final answer
   x = 1,648.02