Finding the Fourth Proportional to 2,055.27, 3,083.91 and 959.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.27 : 3,083.91 = 959.47 : x
2. Step 2: Convert to fraction form
   2,055.27/3,083.91 = 959.47/x
3. Step 3: Cross multiply
   2,055.27x = 3,083.91 × 959.47
4. Step 4: Simplify right side
   2,055.27x = 2,958,919.13
5. Step 5: Solve for x
   x = 2,958,919.13/2,055.27
6. Step 6: Final answer
   x = 1,439.67