Hi all
I have found that Row and Column Total sorting is possible in a Cross-Tab report, however, only if you have a single Dimension value in the Row or Column that you want to sort.
That is, if you want to sort by Row (say in descending order), you can only have a single DIM in the row.
When you have only a single DIM, the following options appear under ROWS property of the table:
(Not at all intuitive I grant you ... )