Nike Inc.(NKE) reported on 18 Mar 2011, a smaller quarterly profit than most analysts had expected. Financial-wise: – Fiscal third-quarter net income of $523 million, or $1.08 a share, up from $497 million, or $1.01 a share, in the year-earlier period– Sales increased 7% to $5 billion– Gross margin fell 110 basis points to 45.8% as the cost to make…