643. As soon as the final result of the poll is known, the presiding officer shall at once proclaim elected for the office of commissioner the candidate who is found to have obtained the greatest number of votes and give public notice thereof.
In the case of a tie-vote, the presiding officer shall hold a public drawing of lots and proclaim elected the person favoured thereby.
Copy of the public notice shall be inserted in the books of the school board and of the municipality.