See Your Payable Price is Rs.27,540.
But you are getting Instant Bank discount of Rs.4463.
Now Amount charged to your Card  will be
 Rs.27,540-Rs.4463= Rs.23,077.
Now Bank will convert Rs.23,077 it into EMI  with Interest @15% Per Annum.
Therefore you will Pay  Rs.23,077 (Principal Amount)+ 1,020(Interest for 6 months @15% PA on Rs.23,077)+ 184(18% GST on 1020)+ Rs.236 Processing Fee charged by Most of the Banks