Finding the Fourth Proportional to 2,469.38, 3,407.74 and 1,683.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.38 : 3,407.74 = 1,683.45 : x
2. Step 2: Convert to fraction form
   2,469.38/3,407.74 = 1,683.45/x
3. Step 3: Cross multiply
   2,469.38x = 3,407.74 × 1,683.45
4. Step 4: Simplify right side
   2,469.38x = 5,736,755.69
5. Step 5: Solve for x
   x = 5,736,755.69/2,469.38
6. Step 6: Final answer
   x = 2,323.16