The three long wires (wire 1, wire 2 and wire 3) suspend vertically. The distance between wire 1 and wire 2 is around 20.0 cm. On the left, wire 1 carries the upward current of 1.20 A. To the right, wire 2 carries a downward current of 4.60 A. Wire 3 is placed such that when it carries a certain current, each and every wire experiences no total force. Find the given:
(i) The location of wire 3.