Table schema:
CREATE TABLE table_225099_3 (date_of_successors_formal_installation VARCHAR, reason_for_change VARCHAR)

Question: What is the date of successors formal installation when the reason for change is resigned december 4, 1819?
SQL: SELECT date_of_successors_formal_installation FROM table_225099_3 WHERE reason_for_change = "Resigned December 4, 1819"