PeopleSoft Posts Third-Quarter Profit  SAN FRANCISCO (Reuters) - PeopleSoft Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=PSFT.O target=/stocks/quickinfo/fullquote"&gt;PSFT.O&lt;/A&gt; on  Thursday reported a quarterly net profit, after a year-earlier  loss, as the company saw stronger sales of its  business  software than what it had forecast earlier despite its  continued fight to block a takeover from rival Oracle Corp.