Three friends $\mathrm{Xavier}$, $\mathrm{Umar}$ and $\mathrm{Brian}$ picked $\mathrm{grape}$ from the garden. Here $\mathrm{Umar}$ $\mathrm{<mn>7</mn>}\mathrm{boxes}$, $\mathrm{Brian}$ picked $\mathrm{<mn>19</mn>}\mathrm{boxes}$ out of $\mathrm{grape}$. If the total number of boxes picked by $\mathrm{Xavier}$ and $\mathrm{Umar}$ is divided by the total number of boxes picked by $\mathrm{Brian}$, it equals $\frac{\mathrm{<mn>70</mn>}}{\mathrm{<mn>133</mn>}}$. Find the total number of boxes picked by $\mathrm{Xavier}$.

$\mathrm{Xavier}$ picked a total of