Finding the Fourth Proportional to 2,439.38, 3,362.83 and 1,739.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439.38 : 3,362.83 = 1,739.54 : x
2. Step 2: Convert to fraction form
   2,439.38/3,362.83 = 1,739.54/x
3. Step 3: Cross multiply
   2,439.38x = 3,362.83 × 1,739.54
4. Step 4: Simplify right side
   2,439.38x = 5,849,781.36
5. Step 5: Solve for x
   x = 5,849,781.36/2,439.38
6. Step 6: Final answer
   x = 2,398.06