Leonardo, who is married but files separately, earns $$84,200$ of taxable income. He also has $$19,200$ in city of Tulsa bonds. His wife, Theresa, earns $$54,200$ of taxable income.

If Leonardo earned an additional $$34,200$ of taxable income this year, what would be the marginal tax rate on the extra income for $2023?($Use tax rate schedule.$)$