Current Attempt in Progress

On January $1,2021,$ Bramble Corp. had $478,000$ shares of common stock outstanding. During $2021,$ it had the following transactions that affected the Common Stock account.

$\backslash$table$[[$February $1,$Issued $120,000$ shares$],[$March $1,$Issued a $10\%$ stock dividend$],[$May $1,$Acquired $102,000$ shares of treasury stock$],[$June $1,$Issued a $3-$for$-1$ stock split$],[$October $1,$Reissued $59,000$ shares of treasury stock$]]$

$($a$)$

Determine the weighted$-$average number of shares outstanding as of December $31,2021.$

The weighted$-$average number of shares outstanding