Finding the Fourth Proportional to 2,863.56, 4,292.37 and 1,013.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,863.56 : 4,292.37 = 1,013.25 : x
2. Step 2: Convert to fraction form
   2,863.56/4,292.37 = 1,013.25/x
3. Step 3: Cross multiply
   2,863.56x = 4,292.37 × 1,013.25
4. Step 4: Simplify right side
   2,863.56x = 4,349,243.90
5. Step 5: Solve for x
   x = 4,349,243.90/2,863.56
6. Step 6: Final answer
   x = 1,518.82