Just install that template on your localhost and go to that page. Copy the whole shortcodes by clicking on the Edit Page.
Now paste it into your new page on your live server. Replicate the page setting manually from the page on the localhost.
Note: Installing another template will mess up your whole site. New template are always supposed to be installed on a fresh WordPress installation.
You can always create a page from any template to your existing template by just copying the shortcodes of that page.