Akin doesn't need to appeal to Social Conservatives. He already has them in his corner, every last one. He needs moderates and swing voters. If he loses these two demographics to McCaskill, he will lose the election. You can bank on this.
Go try and beat Democrats with a coalition of Illegal Aliens and Log Cabin Gays
Go try and beat Democrats without moderates and swing voters. Swing voters in particular will decide the election -as they have every single time in the past.
Social conservatives to not vote for individuals, they vote issues. Many will not be voting Romney strictly on issues.
The concept of pragmatism, while obviously revered by you is considered a vice by social conservatives as it relates to morality.
Basically, you are attempting to pontificate on a philosophy you don't have even the most rudimentary grasp of.