Houseman, Inc. anticipates sales of $49,000$ units, $47,000$ units, $50,000$ units and $49,000$ units in July, August, September and October, respectively. Company policy is to maintain an ending finished$-$goods inventory equal to $20\%$ of the following month's sales. On the basis of this information, how many units would the company plan to produce in September?

Multiple Choice

$47,000.$

$47,400.$

$47,600.$

$49,800.$

None of the answers is correct.