Finding the Fourth Proportional to 2,017.50, 3,023.56 and 1,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.50 : 3,023.56 = 1,078.52 : x
2. Step 2: Convert to fraction form
   2,017.50/3,023.56 = 1,078.52/x
3. Step 3: Cross multiply
   2,017.50x = 3,023.56 × 1,078.52
4. Step 4: Simplify right side
   2,017.50x = 3,260,972.36
5. Step 5: Solve for x
   x = 3,260,972.36/2,017.50
6. Step 6: Final answer
   x = 1,616.34