Yes, I realize it does No good to refer to the Christian Greek Scriptures for you, but merely showing my connection.
For me the 'coming out of the sea' is in reference to the ' sea of humanity ' -Isaiah 57:20
Especially the masses of humanity alienated from God.
Because there are four (4)...
This is about a long-range prophecy, of utmost importance to people living today, it foretells a succession of world powers, symbolized by fearsome beasts, that would have to make way for Gods Kingdom.
"As for these huge beasts," said Gods angel, "because they are four, there are four kings...