Finding the Fourth Proportional to 2,016.39, 3,021.16 and 976.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.39 : 3,021.16 = 976.88 : x
2. Step 2: Convert to fraction form
   2,016.39/3,021.16 = 976.88/x
3. Step 3: Cross multiply
   2,016.39x = 3,021.16 × 976.88
4. Step 4: Simplify right side
   2,016.39x = 2,951,310.78
5. Step 5: Solve for x
   x = 2,951,310.78/2,016.39
6. Step 6: Final answer
   x = 1,463.66