Develop a two$-$period weighted moving average forecast for periods $12$ through $15.$ Use weights of $0\mathrm{.}9$ and $0\mathrm{.}1,$ with the most recent observation weighted higher.

$\backslash$table$[[$Period$,$Demand$],[10,202],[11,407],[12,458],[13,320],[14,465]]$

Calculate the forecasts for periods $12-15$ by using a two$-$period weighted moving average model $($enter your responses rounded to the nearest whole number$).$

$\backslash$table$[[$Period$,$Demand,Forecast$],[10,202,],[11,407,],[12,458,]]$