Drum is a product of the Digby company. Digby's sales forecast for Drum is $1856$ units. Digby wants to have an extra $10\%$ of units on hand above and beyond their forecast in case sales are better than expected. $($They would risk the possibility of excess inventory carrying charges rather than risk lost profits on a stock out.$)$ Taking current inventory into account, what will Drum's Production After Adjustment have to be in order to have a $10\%$ reserve of units available for sale?