what is the episode # for production code 227
CREATE TABLE "table1_10269427_3" (
  "episode_num" real,
  "production_code" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "airdate" text
);
SELECT "episode_num" FROM "table1_10269427_3" WHERE "production_code"=227;