Finding the Fourth Proportional to 3,182.33, 4,391.33 and 1,856.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,182.33 : 4,391.33 = 1,856.15 : x
2. Step 2: Convert to fraction form
   3,182.33/4,391.33 = 1,856.15/x
3. Step 3: Cross multiply
   3,182.33x = 4,391.33 × 1,856.15
4. Step 4: Simplify right side
   3,182.33x = 8,150,935.94
5. Step 5: Solve for x
   x = 8,150,935.94/3,182.33
6. Step 6: Final answer
   x = 2,561.31