Which number president was William Howard Taft?

Who served as Vice President under Theodore Roosevelt? Under which president did Charles W. Fairbanks serve as Vice President? Who was First Lady during Theodore Roosevelt's presidency? Edith Roosevelt was married to which president? Who succeeded William Howard Taft as President of the United States? Who was President immediately before William Howard Taft? Which political party did President William Howard Taft belong to? Which president served from 1909 to 1913?