Finding the Fourth Proportional to 2,399.33, 3,601.04 and 939.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.33 : 3,601.04 = 939.51 : x
2. Step 2: Convert to fraction form
   2,399.33/3,601.04 = 939.51/x
3. Step 3: Cross multiply
   2,399.33x = 3,601.04 × 939.51
4. Step 4: Simplify right side
   2,399.33x = 3,383,213.09
5. Step 5: Solve for x
   x = 3,383,213.09/2,399.33
6. Step 6: Final answer
   x = 1,410.07