WP Corporation produces products $x,Y,$ and $Z$ from a single raw material input in a joint production process. Budgeted data for the next month is as follows:

$\backslash$table$[[$Units produced,Product X$,$Product Y$,$Product Z$],[$Per unit sales value at split$-$off,$1,900,2,400,3,400],[$Added processing costs per unit,$$14\mathrm{.}00,$$$18\mathrm{.}00,$$$19\mathrm{.}00$