Finding the Fourth Proportional to 2,863.50, 4,294.69 and 1,014.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,863.50 : 4,294.69 = 1,014.40 : x
2. Step 2: Convert to fraction form
   2,863.50/4,294.69 = 1,014.40/x
3. Step 3: Cross multiply
   2,863.50x = 4,294.69 × 1,014.40
4. Step 4: Simplify right side
   2,863.50x = 4,356,533.54
5. Step 5: Solve for x
   x = 4,356,533.54/2,863.50
6. Step 6: Final answer
   x = 1,521.40