Please show all calculations and answer the following question:

Shannon Company segments its income statement in its North and South Division. The company's overall sales, contribution margin ratio, and net operating income are $540,000,50%, and $43,200, respectively. The North Division's contribution margin and contribution margin ratio are $157,500 and 75%, respectively. The South Division's segment margin is $44,000. The company has $81,000 of common fixed expenses that cannot be traced to either division. Required: Prepare an income statement for Shannon Company that uses the contribution format and is segmented by divisions. (Round your percentage answers to 1 decimal place (i.e .1234 should be entered as 12.3))