CREATE TABLE table_66674 ("Rank" FLOAT, "Rowers" TEXT, "Country" TEXT, "Time" TEXT, "Notes" TEXT)

What is the Rank of the Rowers with a Time of 7:30.92?
SELECT SUM("Rank") FROM table_66674 WHERE "Time" = '7:30.92'
SELECT SUM("Rank") FROM "table_66674" WHERE "Time" = '7:30.92'