Finding the Fourth Proportional to 2,057.03, 3,083.27 and 960.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.03 : 3,083.27 = 960.49 : x
2. Step 2: Convert to fraction form
   2,057.03/3,083.27 = 960.49/x
3. Step 3: Cross multiply
   2,057.03x = 3,083.27 × 960.49
4. Step 4: Simplify right side
   2,057.03x = 2,961,434.59
5. Step 5: Solve for x
   x = 2,961,434.59/2,057.03
6. Step 6: Final answer
   x = 1,439.67