Microsoft Profit, Revenue Rises  SEATTLE (Reuters) - Microsoft Corp. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MSFT.O target=/stocks/quickinfo/fullquote"&gt;MSFT.O&lt;/A&gt;, the world's  largest software maker, on Thursday said its first quarter  profit climbed as personal computer sales and business demand  fueled higher sales.