Cyr., 2., 4., 1 προσίῃς.

ὡς ὀψομένων τῶν Ἰνδῶν ὅπως ἂν προσίῃς.
This verb has the meaning to let approach but not to approach. But it does not fit the context I am afraid.

You assume it is προσίημι, but it is πρόσειμι.

ok thanx