Study the following information carefully and answer the given questions.
P, Q, R, S, T, V and W are seven friends, all of a different height and fatness.
(i) Q is the thinnest and tallest among them.
(ii) S is not as short as T, but shorter than R.
(iii) W is not as fat as R, but fatter than V.
(iv) R and T are taller than W but shorter than R
(v) V is fatter than T and the shorter among them.
(vi) R is third among them in fatness in descending order.
If they are made to stand in ascending order of their heights, who will come in the middle?