Finding the Fourth Proportional to 2,680.56, 4,018.52 and 1,035.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680.56 : 4,018.52 = 1,035.97 : x
2. Step 2: Convert to fraction form
   2,680.56/4,018.52 = 1,035.97/x
3. Step 3: Cross multiply
   2,680.56x = 4,018.52 × 1,035.97
4. Step 4: Simplify right side
   2,680.56x = 4,163,058.71
5. Step 5: Solve for x
   x = 4,163,058.71/2,680.56
6. Step 6: Final answer
   x = 1,553.06