The following two triangles are similar to each other. Find the length of the missing side.
There are two triangles. The one on the right is smaller, and the one on the left is larger. Both triangles have unequal sides. For the smaller triangle, its shortest side is marked as 17.5 cm, its second shortest side is marked as x cm, and its longest side is marked as 72.8 cm. For the bigger triangle, its shortest side is marked as 28 cm, its second shortest side is marked as 67.2 cm, and its longest side is marked as 45.5 cm.
Use cm for centimeters.
The missing side’s length is