South Africa's Rilee Rossouw (R) acknowledges the crowd after scoring his century in the one Day International cricket match against Australia at Newlands Stadium, in Cape Town. Pic/AFP

Cape Town: Rilee Rossouw hit a century as South Africa went in search of a series whitewash in the fifth and final one-day international against Australia at Newlands on Wednesday. Rossouw made 122 in a South African total of 327 for eight.