Find the component in Y$-$axis, Ry $(kN),$ of the resultant, $R,(kN)$ of the following force system:

F$2$

Where:

$F1=2\mathrm{.}3KN$

$F2=1\mathrm{.}8KN$

$F3=1\mathrm{.}2KN$

$F4=1\mathrm{.}9KN$

Note: Provide the answer with this format ##$.$## $(2$ decimal Places$)$