(b) in computing the adjusted cost base to the taxpayer after the particular time of a share of a class of the capital stock of the corporation owned by the taxpayer immediately after the particular time, the taxpayer shall add the proportion of the amount of the taxpayer’s loss from the disposition, determined without reference to this section and sections 237, 240, 241 and 288, thati. the fair market value, immediately after the particular time, of the share is of
ii. the fair market value, immediately after the particular time, of all shares of the capital stock of the corporation owned by the taxpayer.