Finding the Fourth Proportional to 2,863.01, 4,293.58 and 914.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,863.01 : 4,293.58 = 914.75 : x
2. Step 2: Convert to fraction form
   2,863.01/4,293.58 = 914.75/x
3. Step 3: Cross multiply
   2,863.01x = 4,293.58 × 914.75
4. Step 4: Simplify right side
   2,863.01x = 3,927,552.31
5. Step 5: Solve for x
   x = 3,927,552.31/2,863.01
6. Step 6: Final answer
   x = 1,371.83