If any property not included in the initial inventory comes to the knowledge of a personal representative or if the personal representative learns that the value or description indicated in the initial inventory for any item is erroneous or misleading, the personal representative shall make a supplement to the initial inventory or appraisement showing the market value as of the date of the decedent‘s death of the new item or the revised market value or descriptions, and the appraisers or other data relied upon, if any, and file it with the court if the initial inventory was filed, or furnish copies thereof to persons interested in the new information.