The question of how to get to Sierra Nevada is not difficult to answer. Many tourists arriving at Málaga airport head there. Therefore, from Málaga, which is only 130 km from Pradogliano, there is a shuttle bus to Sierra Nevada. You can book a seat on it in advance.
The cost of a ticket for a group tourist bus from Malaga to Pradogliano for 35-55 people is 20 EUR. For 250-300 EUR you can book a seat in an individual transfer, designed for transportation of two to eight passengers.
If you prefer to travel independently, you can take a shuttle bus from Malaga to Granada for 13 - 14 EUR, and from Granada by bus to Pradogliano for 5 EUR.