I guess to reach "exultation" maybe (rolling eyes), But to reach "Exaltation" he would not have to be. In LDS Doctrine one does not have to be married to reach the Celestial Kingdom.
Mormonism Research Ministry
AKA, Making a profit at lying about Mormon Doctrines.
From their website...
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Please explain...or is the word "sealed" another definition, or substitute for "married" in LDS doctrine?