Here are the steps:
You should run Cost Management in the PJM organization - Verify the transaction is costed looking at View Material Transactions form
After that run cost collector for that organization - on the above form verify the transaction has been flaged as transfered to Projects.
Run PRC: Transaction Import with parameter Inventory
Run the Distribute cost in PJC, This process should generate debit on Project Cost account, and credit on Receiving Inventory account.
Then run create accounting and interface to GL.
Finally run PRC: Update project summary amounts - you will see PSI the commitment is reduced and actuals are up.