Finding the Fourth Proportional to 2,865.83, 3,949.86 and 2,333.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,865.83 : 3,949.86 = 2,333.58 : x
2. Step 2: Convert to fraction form
   2,865.83/3,949.86 = 2,333.58/x
3. Step 3: Cross multiply
   2,865.83x = 3,949.86 × 2,333.58
4. Step 4: Simplify right side
   2,865.83x = 9,217,308.24
5. Step 5: Solve for x
   x = 9,217,308.24/2,865.83
6. Step 6: Final answer
   x = 3,216.28