Who among the following was not the Governor of Rajasthan during the fourth President Rule in the State?

"Dr. Swaroop Singh" was not the Governor of Rajasthan during the state's fourth period of President's Rule (15 December 1992 to 3 December 1993), as his additional charge as Governor ended earlier, on 4 February 1992. During the fourth President's Rule, the office of Governor of Rajasthan was held successively by Dr. M. Chenna Reddy (until 30 May 1993), Dhanik Lal Mandal (additional charge, 31 May 1993 to 29 June 1993), and Baliram Bhagat (from 30 June 1993).