Finding the Fourth Proportional to 2,339.34, 3,218.83 and 2,258.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.34 : 3,218.83 = 2,258.52 : x
2. Step 2: Convert to fraction form
   2,339.34/3,218.83 = 2,258.52/x
3. Step 3: Cross multiply
   2,339.34x = 3,218.83 × 2,258.52
4. Step 4: Simplify right side
   2,339.34x = 7,269,791.93
5. Step 5: Solve for x
   x = 7,269,791.93/2,339.34
6. Step 6: Final answer
   x = 3,107.63