Etmer enterprises has budgeted sales for the next four months as follows: budgeted sales in units january 7,400 units february 4,600 units march 5,300 units april 3,900 units past experience has shown that the ending inventory for each month should be equal to 25% of the next month's expected sales in units. the company is currently preparing a production budget. calculate the total number of units budgeted to be produced in february.