A 50-year-old male patient with a known history of cirrhosis is brought to the emergency department with hematemesis. On assessment, his blood pressure is 90/60 mmHg, heart rate is 122 bpm, and he appears pale and diaphoretic. Which immediate intervention is most appropriate for this patient?
Perform immediate endotracheal intubation
Initiate IV crystalloid fluid resuscitation and monitor hemodynamic status
Start an infusion of proton pump inhibitor
Administer a beta-blocker to reduce portal hypertension