the answer is 106,304 how do you work it out and get the answer thanks

Mowers Inc. makes mowers for commercial landscapers. Their sales budget is shown below: Sep sales, units 10,000 Oct sales, units 34,000 Nov sales, units 40,000 Management want enough mowers on hand to meet 10% of next month's sales. Each mower requires 8 cutting blades. Management wants enough blades to meet 4% of next month's production needs. What is the material budget for blades for September (in units)? Enter as a whole number, no commas and no dollar signs