Which party has a voting total greater than 4,478?
CREATE TABLE "fairfax_county_board_of_supervisors_resu" (
  "year" text,
  "subject" text,
  "party" text,
  "votes" real,
  "opponent" text
);
SELECT "party" FROM "fairfax_county_board_of_supervisors_resu" WHERE "votes">'4,478';