Finding the Fourth Proportional to 3,383.69, 4,669.83 and 2,057.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,383.69 : 4,669.83 = 2,057.49 : x
2. Step 2: Convert to fraction form
   3,383.69/4,669.83 = 2,057.49/x
3. Step 3: Cross multiply
   3,383.69x = 4,669.83 × 2,057.49
4. Step 4: Simplify right side
   3,383.69x = 9,608,128.53
5. Step 5: Solve for x
   x = 9,608,128.53/3,383.69
6. Step 6: Final answer
   x = 2,839.55