In the short term, it would be time to either relocate to somewhere more practical, or change your lifestyle.
Before cars there were much more extensive public transport and freight systems, especially in regions that weren’t serviced by extant rail corridors.
Just in Western Gippsland;
https://en.wikipedia.org/wiki/Strzelecki_railway_line https://en.wikipedia.org/wiki/Wonthaggi_railway_line https://en.wikipedia.org/wiki/Noojee_railway_line
Unfortunately, since these Alignments were abandoned by disuse, much of the land has been reclaimed by farmers and developers using colonial-era squatters rights laws. There would need to be extensive Eminent Domain claims raised to reestablish the type of coverage we had before Private vehicles became ubiquitous.
It’s unreasonable to live there then. Your choice relies on the rest of the world paying the price of unnecessary car trips and the infrastructure for it. And not just now but people in the future will bear the consequences of your decision to live in a place that requires that.
