Finding the Fourth Proportional to 2,826.47, 4,240.25 and 1,096.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.47 : 4,240.25 = 1,096.31 : x
2. Step 2: Convert to fraction form
   2,826.47/4,240.25 = 1,096.31/x
3. Step 3: Cross multiply
   2,826.47x = 4,240.25 × 1,096.31
4. Step 4: Simplify right side
   2,826.47x = 4,648,628.48
5. Step 5: Solve for x
   x = 4,648,628.48/2,826.47
6. Step 6: Final answer
   x = 1,644.68