Finding the Fourth Proportional to 2,057.34, 3,085.22 and 740.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.34 : 3,085.22 = 740.71 : x
2. Step 2: Convert to fraction form
   2,057.34/3,085.22 = 740.71/x
3. Step 3: Cross multiply
   2,057.34x = 3,085.22 × 740.71
4. Step 4: Simplify right side
   2,057.34x = 2,285,249.60
5. Step 5: Solve for x
   x = 2,285,249.60/2,057.34
6. Step 6: Final answer
   x = 1,110.78