SCHEMA:
CREATE TABLE table_name_73 (rank__week_ VARCHAR, viewers__millions_ VARCHAR, rank__night_ VARCHAR, rating VARCHAR)
USER:
What is the weekly rank of the episode with more than 7.14mil viewers, a nightly rank of 5, and a rating/share of 2.9/10?

QUERY:
SELECT rank__week_ FROM table_name_73 WHERE viewers__millions_ > 7.14 AND rank__night_ = "5" AND rating / SHARE(18 - 49) = 2.9 / 10