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Multiplication square with pranksters

Instructions:

Fill the multiplication square so that the center fields are the results of the multiplication of the fields in the corners, which are adjacent central field. You may use only pransktered numbers (pranksters) which are predefined.

Example

9
X
56
 
6
7
8
48
54
63

Solution

9
54
6
63
X
48
7
56
8

9 . 6 = 54 | 6 . 8 = 48 | 7 . 8 = 56 | 9 . 7 = 63

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