I forget to point you an old easy method to build reports .this avoid you some handworkers.
go to this foxhelp chapter:"How to: Create Reports (Visual FoxPro)"
you can create a report with vfp wizard as specified in help.there is pre build reports can adapt to your case.
or
vfp menu/new/report/builder( assistant)/report wizard select your table and folow the dialog (choose ledger wizard in your case)
can at end render the report as your taste and preview it/save/print...