A convenience store recently started to carry a new brand of soft drink Management is interested in estimating future sales volume to determine whether it should continue to carry the new brand or replace it with another brand. The following table provides the number of cans sold per week. Use the exponential smoothing $($let alpha $=0\mathrm{.}4$ with an initial forecast for week $1$ of $572)$ method to forecast demand for week $13.($i$)$ Obtain the exponential smoothing forecast.The forecast for week $13$ is$($Enter your response rounded to the nearest whole number.$)$