Finding the Fourth Proportional to 2,388.25, 3,295.83 and 1,340.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.25 : 3,295.83 = 1,340.38 : x
2. Step 2: Convert to fraction form
   2,388.25/3,295.83 = 1,340.38/x
3. Step 3: Cross multiply
   2,388.25x = 3,295.83 × 1,340.38
4. Step 4: Simplify right side
   2,388.25x = 4,417,664.62
5. Step 5: Solve for x
   x = 4,417,664.62/2,388.25
6. Step 6: Final answer
   x = 1,849.75