Home and Hearth, which uses the average cost method of valuing inventory, has $35$ fire screens remaining in inventory. Home and Hearth purchased fire screens over a $12-$month period as follows: $36$ purchased at $$140$ on January $4,18$ purchased at $$145$ on April $2,18$ purchased at $$150$ on July $30,$ and $36$ purchased at $$148$ on September $1.$ Compute the value of the ending inventory of fire screens at average cost