Finding the Fourth Proportional to 2,369.82, 3,545.82 and 1,640.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369.82 : 3,545.82 = 1,640.82 : x
2. Step 2: Convert to fraction form
   2,369.82/3,545.82 = 1,640.82/x
3. Step 3: Cross multiply
   2,369.82x = 3,545.82 × 1,640.82
4. Step 4: Simplify right side
   2,369.82x = 5,818,052.37
5. Step 5: Solve for x
   x = 5,818,052.37/2,369.82
6. Step 6: Final answer
   x = 2,455.06