The state stipulates that the personal income adjustment tax shall be paid on the manuscript fees obtained by individuals for publishing articles and books. , should pay a 14% tax on the part exceeding 800 yuan. Professor Wang received a manuscript fee for publishing a book, and he paid a tax of 392 yuan. How much is the manuscript fee for Professor Wang?
国家规定，个人发表文章、出版著作所获得的稿费需缴纳个人收入调节税，其计算的方法是：1稿费不高于800元的不纳税；2稿费高于800元但不高于4000元的，应对超过800元的那一部分缴纳14%的税．王教授出版一本著作获得一笔稿费，他缴了392元的税，王教授的这笔稿费是多少元？
<gadget id="calculator">14 / 100</gadget>
<output>7/50 = around 0.14</output>

<gadget id="calculator">392 / (7/50)</gadget>
<output>2_800</output>

<gadget id="calculator">2_800 + 800</gadget>
<output>3_600</output>

<result>3_600</result>