CREATE TABLE table_2417340_4 (successor VARCHAR2, vacator VARCHAR2, district VARCHAR2)

What was the successor for vacant alabama 3rd?
SELECT successor FROM table_2417340_4 WHERE vacator = "Vacant" AND district = "Alabama 3rd"
SELECT "successor" FROM "table_2417340_4" WHERE "Alabama 3rd" = "district" AND "Vacant" = "vacator"