The applications of the multiple integral in engineering are very varied, and we find them in several related situations such as numerical analysis, electromagnetism, fluid mechanics or structural design. In the field of industry or engineering; Problems are presented that can be solved with the application of the multiple integral. In most cases, to solve these problems, mathematical software is used that uses numerical approximation techniques. Set up a simple engineering application problem using multiple integration and solve it efficiently with the help of mathematical software that you would recommend using.