Finding the Fourth Proportional to 2,040.75, 3,061.43 and 653.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.75 : 3,061.43 = 653.96 : x
2. Step 2: Convert to fraction form
   2,040.75/3,061.43 = 653.96/x
3. Step 3: Cross multiply
   2,040.75x = 3,061.43 × 653.96
4. Step 4: Simplify right side
   2,040.75x = 2,002,049.49
5. Step 5: Solve for x
   x = 2,002,049.49/2,040.75
6. Step 6: Final answer
   x = 981.04