$$ If the exchange between Euro and U$.$S$.$ dollar is $$1\mathrm{.}348$ per euro, and the exchange rate between Switzerland franc $($SF$)$ and U$.$S dollar is $$1\mathrm{.}223$per SF$.$ Compute the cross rate of SF$/$euro $($please keep for decimals, e$.$g$.,0\mathrm{.}0004).$