Finding the Fourth Proportional to 2,856.10, 4,283.48 and 1,100.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856.10 : 4,283.48 = 1,100.52 : x
2. Step 2: Convert to fraction form
   2,856.10/4,283.48 = 1,100.52/x
3. Step 3: Cross multiply
   2,856.10x = 4,283.48 × 1,100.52
4. Step 4: Simplify right side
   2,856.10x = 4,714,055.41
5. Step 5: Solve for x
   x = 4,714,055.41/2,856.10
6. Step 6: Final answer
   x = 1,650.52