Finding the Fourth Proportional to 2,596.34, 3,581.97 and 1,665.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,596.34 : 3,581.97 = 1,665.38 : x
2. Step 2: Convert to fraction form
   2,596.34/3,581.97 = 1,665.38/x
3. Step 3: Cross multiply
   2,596.34x = 3,581.97 × 1,665.38
4. Step 4: Simplify right side
   2,596.34x = 5,965,341.20
5. Step 5: Solve for x
   x = 5,965,341.20/2,596.34
6. Step 6: Final answer
   x = 2,297.60