In $2000,$ Four funded a bypass trust with $$675,000,$ the applicable estate tax credit equivalency amount at that time. At Four's death in $2023,$ his will included a testamentary bypass trust and a residual bequest to his U$.$S$.$ citizen wife. If Four's taxable estate before prior gifts at his death was $$12,920,000,$ how much will be transferred to the bypass trust to maximize its benefits?

$$1,350,000.$

$$5,113,800.$

$$12,245,000.$

$$12,920,000.$