How to setup workflow for expense when charge to multiple cost centers in different lines

Summary:

How to setup workflow for expense when charge to multiple cost centers in different lines?

Scenario 1: the person is charging the expense claim or PR on their own cost center. In this case, it goes up the chain following supervisory hierarchy to look up the approval limit.

Scenario 2: the person is charging to someone else’s cost centre. In this case, it would go to the cost centre owner and up the chain from there until the apporvers have enough approval authority.

** If there are multiple cost centers in different lines, system should able to look through all the expense lines' cost center, not only the 1st expense line's cost center.