Finding the Fourth Proportional to 2,055.06, 3,084.21 and 958.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.06 : 3,084.21 = 958.86 : x
2. Step 2: Convert to fraction form
   2,055.06/3,084.21 = 958.86/x
3. Step 3: Cross multiply
   2,055.06x = 3,084.21 × 958.86
4. Step 4: Simplify right side
   2,055.06x = 2,957,325.60
5. Step 5: Solve for x
   x = 2,957,325.60/2,055.06
6. Step 6: Final answer
   x = 1,439.05