RELEVANT Magazine keeps records of traffic to its Web site (the number of weekly new visitors). In Week 1 of Year 2021, the Web site had
20,650 new visitors. In Week 5 of Year 2021,
it had 27,068 new visitors. Estimate the traffic in Week 8 of 2021, based on the average growth index, using the value from Week 5. By how much is it greater than the traffic in Week 5? (Approx. how many new visitors?)