$\begin{array}{r}2.84 \\ \times 3.9 \\ \hline\end{array}$
Final Answer: \(\boxed{11.08}\)
Step 1 :This is a simple multiplication problem. We need to multiply 2.84 by 3.9.
Step 2 :The result of the multiplication is 11.075999999999999, but this is a floating point number and it's not exactly accurate due to the way floating point numbers are represented in computers. We can round this number to a reasonable number of decimal places to get a more accurate answer.
Step 3 :Final Answer: \(\boxed{11.08}\)