The car to be estimated is a 2015 BMW 730 I6 3.0L Li (Top) with 243200 km mileage. The most relevant data point is a similar 2015 BMW 730 Li I6 3.0L Twin Power Turbo with 62700 km, sold for 82000 SAR in June 2024. Given the higher mileage of the target car, its value should be lower. Another relevant data point is a 2014 BMW 730 Li I6 3.0L with 218905 km, sold for 44000 SAR in September 2024. The target car is newer but has higher mileage than the 2015 model sold for 82000 SAR, suggesting a price between 44000 SAR and 82000 SAR. Considering the condition and mileage, a reasonable estimate is around 55000 SAR.