Usually, a line visual displays all data points. How do you display it for the last data point only? Similarly, if the Target is available only for one day, how do you show that as a line on all dates?
Through utilizing the flexibility of the Power BI data model and the power of DAX you can develop some unbelievably compelling visuals and reports. I'm going to take you through the steps you need to take to make this work well, so that you can create reports like this....I call this technique MULTI THREADED DYNAMIC VISUALS