please show work, thanks.

Question 1 Compass Rose Magnetics manufactures two products out of a joint production process, North and South: The joint costs incurred are $500,000 for a standard run that generate 32,000 kg of North and 48,000 kg of South. North sells for $13.50/kg and South sells for $17.75/kg, The 32 000 kg of North can be further process into 27,500 kg of West at additional processing costs of $250,000 to be sold at $19.00/kg. The 48,000 kg of South can be further processed into 35,000 kg of East at additional processing costs of $175,000 to be sold at $23.00/kg. What is the amount of joint cost allocated to East using the constant gross margin percentage of net realizable value method