Finding the Fourth Proportional to 2,062.28, 3,078.42 and 1,910

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.28 : 3,078.42 = 1,910 : x
2. Step 2: Convert to fraction form
   2,062.28/3,078.42 = 1,910/x
3. Step 3: Cross multiply
   2,062.28x = 3,078.42 × 1,910
4. Step 4: Simplify right side
   2,062.28x = 5,879,782.20
5. Step 5: Solve for x
   x = 5,879,782.20/2,062.28
6. Step 6: Final answer
   x = 2,851.11