Finding the Fourth Proportional to 2,040.82, 3,061.77 and 742.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.82 : 3,061.77 = 742.42 : x
2. Step 2: Convert to fraction form
   2,040.82/3,061.77 = 742.42/x
3. Step 3: Cross multiply
   2,040.82x = 3,061.77 × 742.42
4. Step 4: Simplify right side
   2,040.82x = 2,273,119.28
5. Step 5: Solve for x
   x = 2,273,119.28/2,040.82
6. Step 6: Final answer
   x = 1,113.83