The final cost per portion is $$1\mathrm{.}02.$ How do i do all the math

Convert the following Beef Stew recipe from 100 portions to 250 portions. Indicate the cost per recipe ingredient, total cost and cost per serving using the cost data provided in the table below. Be sure to convert quantities to appropriate units of measure. In redient Beef, 1" cubes Water Salt Pepper, ground Potatoes, cubed Carrots, sliced Onion, diced Celery, diced Flour, AP 100 ortions Quantit 23 1 gal 2 q! 10 OZ 250 ortions Quanti AP Cost $ 4.38 n/c $4.12 $29.52 $18.00 $11.99 $26.80 $20.85 $12.95 Unit 101k 25 25 40 30 25 15 Yield Factor .81 .83 .88 .83 Cost for 250 ortions Total Cost for 250 portions Cost per portion