Finding the Fourth Proportional to 2,463.33, 3,398.07 and 1,665.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,463.33 : 3,398.07 = 1,665.60 : x
2. Step 2: Convert to fraction form
   2,463.33/3,398.07 = 1,665.60/x
3. Step 3: Cross multiply
   2,463.33x = 3,398.07 × 1,665.60
4. Step 4: Simplify right side
   2,463.33x = 5,659,819.15
5. Step 5: Solve for x
   x = 5,659,819.15/2,463.33
6. Step 6: Final answer
   x = 2,297.63