Calculating Calories in TPN Administration

The nurse is preparing to administer Total Parenteral Nutrition (TPN) to a patient with intestinal failure. The TPN prescription is to deliver a total of X calories per day. Each liter of the TPN solution provides 2400 calories. If the ordered volume is 1.5 liters, the nurse needs to fill in the blank regarding the total calories the patient will receive from this TPN solution.

Fill in the blank: X = ______ calories