P Ltd bought 50,000 of the 80,000 issued ordinary \(£ 1\) shares of S Ltd for \(£ 158,000\) on 31 August 19X8. S Ltd accounts are drawn up annually to 31 December. The balance sheet of S Ltd on 31 December \(19 \times 7\) showed a balance on the profit and loss account of \(£ 36,000\). The profit and loss account of S Ltd for the year ended 31 December 19X8 showed a profit of \(£ 42,000\). Calculate the figure for the goodwill to be shown in the consolidated balance sheet as at 31 December \(19 \mathrm{X} 8\).