Finding the Fourth Proportional to 2,054.48, 3,080.79 and 959.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.48 : 3,080.79 = 959.16 : x
2. Step 2: Convert to fraction form
   2,054.48/3,080.79 = 959.16/x
3. Step 3: Cross multiply
   2,054.48x = 3,080.79 × 959.16
4. Step 4: Simplify right side
   2,054.48x = 2,954,970.54
5. Step 5: Solve for x
   x = 2,954,970.54/2,054.48
6. Step 6: Final answer
   x = 1,438.31