Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_25664518_4 (viewers__millions_ VARCHAR)
### Question:
Who were the 3rd couple that were viewed by 4.89 million viewers? 
### Answer:
SELECT 3 AS rd_couple FROM table_25664518_4 WHERE viewers__millions_ = "4.89"