Required $1$: Determine the consolidation balances for these selected accounts at Dec. $31,2023($see image$)$ please show all the steps!!!!!

Required $2$: Provide the internal balances for each of the following.

The Investment in Co$.$ M account balance at Dec. $31,2023,$ is $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

The Equity in Co$.$ M Income account balance at Dec. $31,2023,$ is $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

Please show all the steps!!! Thanks!