Option 1: R. K. Shanmukham Chetty - R. K. Shanmukham Chetty was not the Finance Minister of India in the Interim Government during 1946-1947.
Option 2: John Mathai - John Mathai was not the Finance Minister of India in the Interim Government during 1946-1947.
Option 3: Liaquat Ali Khan - Liaquat Ali Khan was the Finance Minister of India in the Interim Government during 1946-1947. He played a crucial role in the economic policies and budgetary decisions during the transition period before India`s independence.
Option 4: Chintamanrao Deshmukh - Chintamanrao Deshmukh was not the Finance Minister of India in the Interim Government during 1946-1947.
Therefore, the correct answer is option 3.