Finding the Fourth Proportional to 2,682.78, 4,024.56 and 1,017.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.78 : 4,024.56 = 1,017.54 : x
2. Step 2: Convert to fraction form
   2,682.78/4,024.56 = 1,017.54/x
3. Step 3: Cross multiply
   2,682.78x = 4,024.56 × 1,017.54
4. Step 4: Simplify right side
   2,682.78x = 4,095,150.78
5. Step 5: Solve for x
   x = 4,095,150.78/2,682.78
6. Step 6: Final answer
   x = 1,526.46