Klo 3 4/6 * 2 3/4 * 2 2/8 =

3 4/6 x 2 3/4 x 2 2/8 = 3 2/3 x 2 3/4 x 2 1/4
                                 =11/3 x 11/4 x 9/4
                                 = 1.089/48
                                 = 22 33/48
                                 = 22 11/16

semoga terbantu yaaaa, maaf kalo salah