Finding the Fourth Proportional to 3,912.66, 5,839.59 and 3,383.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912.66 : 5,839.59 = 3,383.22 : x
2. Step 2: Convert to fraction form
   3,912.66/5,839.59 = 3,383.22/x
3. Step 3: Cross multiply
   3,912.66x = 5,839.59 × 3,383.22
4. Step 4: Simplify right side
   3,912.66x = 19,756,617.68
5. Step 5: Solve for x
   x = 19,756,617.68/3,912.66
6. Step 6: Final answer
   x = 5,049.41