India face a fight for survival on the final day of the series .
Despite the fluctuating run - rates , it was a day on which South Africa progressively increased their advantage , first taking a substantial lead and then prising out the Indian openers .
Indian face a fight for survival on the final day of the series .
Despite the fluctuating run - rates , it was a day on which South Africa progressively increased their advantage , first taking a substantial lead and then prising out the Indian openers .