Finding the Fourth Proportional to 2,040.59, 3,061.35 and 654.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.59 : 3,061.35 = 654.05 : x
2. Step 2: Convert to fraction form
   2,040.59/3,061.35 = 654.05/x
3. Step 3: Cross multiply
   2,040.59x = 3,061.35 × 654.05
4. Step 4: Simplify right side
   2,040.59x = 2,002,283.62
5. Step 5: Solve for x
   x = 2,002,283.62/2,040.59
6. Step 6: Final answer
   x = 981.23