Finding the Fourth Proportional to 2,074.33, 3,111.42 and 759.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.33 : 3,111.42 = 759.10 : x
2. Step 2: Convert to fraction form
   2,074.33/3,111.42 = 759.10/x
3. Step 3: Cross multiply
   2,074.33x = 3,111.42 × 759.10
4. Step 4: Simplify right side
   2,074.33x = 2,361,878.92
5. Step 5: Solve for x
   x = 2,361,878.92/2,074.33
6. Step 6: Final answer
   x = 1,138.62