Summer Fruit Dump Cake

Ingredients (4)

• + 1 (15 ounce) can sliced peaches in 100% juice add to pantry
• + 1 (15 ounce) can diced mango add to pantry
• + 15 ¼ ounces pineapple cake mix (such as Duncan Hines® Pineapple Supreme) add to pantry
• ✓ 1 stick butter