Finding the Fourth Proportional to 2,010.78, 3,016.41 and 984.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.78 : 3,016.41 = 984.54 : x
2. Step 2: Convert to fraction form
   2,010.78/3,016.41 = 984.54/x
3. Step 3: Cross multiply
   2,010.78x = 3,016.41 × 984.54
4. Step 4: Simplify right side
   2,010.78x = 2,969,776.30
5. Step 5: Solve for x
   x = 2,969,776.30/2,010.78
6. Step 6: Final answer
   x = 1,476.93