Ankit, Bipin and Chetan went to Kumbh Mela with some money given by their grandfather such that the ratio of Ankit’s share to Bipin’s share is 5 ∶ 7 and the ratio of Bipin’s share to Chetan’s share is 3 ∶ 2. If the total money given by their grandfather was Rs. 2100, then find Chetan’s share.