Task: Please help with the following problem involving strategy and business analysis.
Question: Management of Davis's Department Store has used time-series extrapolation to forecast retail sales for the next four quarters. The sales estimates are $100,000$, 120,000$, 140,000 and $160,000 for the respective quarters before adjusting for seasonality. Seasonal indices for the four quarters have been found to be 1.30, 0.90, 0.70, and 1.10, respectively. Compute a seasonalized or adjusted sales forecast.