On January $1,2023,$ Cullumber Manufacturers had $378,000$ common shares outstanding. On April $1,$ the corporation issued $37,800$

new common shares to raise additional capital. On July $1,$ the corporation declared and distributed a $10\%$ stock dividend on its

common shares. On November $1,$ the corporation repurchased on the market $8,100$ of its own outstanding common shares to make

them available for issuances related to its key executives' outstanding stock options.

$($a$)$

Calculate the weighted average number of shares outstanding as at December $31,2023.($Round answer to $0$ decimal places, e$.$g$.$

$5,255.)$

Weighted average number of shares outstanding

shares