As written in your SOLE PROPRIETOR section, I'm pretty sure you have a misunderstanding of the Solo 401(k) 415(c) limit ("Solo 401(k) Max") and maximum employer profit sharing ("Employer contribution"). Also your QBI deduction calculation. Didn't look beyond that.
These may help clarify:
https://ira123.com/solo-401k-contribution-limits/
https://www.fool.com/the-ascent/small-business/document-management/articles/s-corp-vs-llc/
