Finding the Fourth Proportional to 2,054.20, 3,081.34 and 958.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.20 : 3,081.34 = 958.28 : x
2. Step 2: Convert to fraction form
   2,054.20/3,081.34 = 958.28/x
3. Step 3: Cross multiply
   2,054.20x = 3,081.34 × 958.28
4. Step 4: Simplify right side
   2,054.20x = 2,952,786.50
5. Step 5: Solve for x
   x = 2,952,786.50/2,054.20
6. Step 6: Final answer
   x = 1,437.44