CREATE TABLE table_16331 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT, "U.S. viewers  ( millions ) " TEXT)

What's the latest episode in a season where the U.S. viewers totaled 14.37 million?
SELECT MAX("No. in season") FROM table_16331 WHERE "U.S. viewers (millions)" = '14.37'
SELECT MAX("No. in season") FROM "table_16331" WHERE "U.S. viewers (millions)" = '14.37'