Final answer:
The most logical way of notifying the hospital when transporting a patient in cardiac arrest is to have the driver contact dispatch and relay the patient information to the hospital.
Step-by-step explanation:
The MOST logical way of notifying the hospital when transporting a 54-year-old male in cardiac arrest is to have the driver contact dispatch and relay the patient information to the hospital. This ensures that the hospital is immediately aware of the situation and can prepare for the patient's arrival. Calling the receiving hospital with a cellular phone may not be ideal in a high-stress situation like a cardiac arrest, and waiting until arriving at the hospital delays prompt communication.