How to connect via vpn to proxy?

Question

linux

Good time of the day. There is a problem with vpn
It is necessary to make a connection through vpn to go to a proxy. over the bridge.
How to do from and to know only in theory.
The question is whether openvpn has direct access to the proxy or how can I create a virtual adapter with a proxy.
Thanks

Answer 1

python2or3.blogspot.com/2017/03/vpn.html
for myself I use docker for this

Answer 2

Thank you, the article is interesting, but it seems that I did not convey the idea correctly.
you need to create a vpn connection so that the final ip is a proxy.