Finding the Fourth Proportional to 2,365.39, 3,520.89 and 2,330.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,365.39 : 3,520.89 = 2,330.31 : x
2. Step 2: Convert to fraction form
   2,365.39/3,520.89 = 2,330.31/x
3. Step 3: Cross multiply
   2,365.39x = 3,520.89 × 2,330.31
4. Step 4: Simplify right side
   2,365.39x = 8,204,765.18
5. Step 5: Solve for x
   x = 8,204,765.18/2,365.39
6. Step 6: Final answer
   x = 3,468.67