CREATE TABLE table_64745 ("Rank" TEXT, "Province" TEXT, "Population  ( 2011 ) " FLOAT, "Percentage" FLOAT, "Population Estimate  ( 2013 ) " FLOAT)

What is the rank of the gauteng province?
SELECT "Rank" FROM table_64745 WHERE "Province" = 'gauteng'
SELECT "Rank" FROM "table_64745" WHERE "Province" = 'gauteng'