Mohawk Industries Inc. (NYSE: MHK) The Calhoun, Ga.-based carpet and flooring giant reported a big jump in profit for 2102. Sales: $5.79 billion, up 3 percentNet Income: $251 million, up 41 percentEarnings Per Share: $3.61, up 43 percent Mohawk Chairman and CEO Jeffrey S. Lorberbaum:“In 2012, we kept SG&A dollars in line with 2011, while investing in innovative marketing and products. We are continuing to strategically invest in growing our core businesses and since October, we have announced…