Finding the Fourth Proportional to 2,053.35, 3,078.20 and 959.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.35 : 3,078.20 = 959.04 : x
2. Step 2: Convert to fraction form
   2,053.35/3,078.20 = 959.04/x
3. Step 3: Cross multiply
   2,053.35x = 3,078.20 × 959.04
4. Step 4: Simplify right side
   2,053.35x = 2,952,119.33
5. Step 5: Solve for x
   x = 2,952,119.33/2,053.35
6. Step 6: Final answer
   x = 1,437.71