In: Accounting
The July contribution format income statement of Doxtater Corporation appears below:
| Sales | $ | 564,400 | 
| Variable expenses | 312,800 | |
| Contribution margin | 251,600 | |
| Fixed expenses | 193,800 | |
| Net operating income | $ | 57,800 | 
If the company's sales increase by 19%, its net operating income should increase by about: