What is the antonym of "miraculously"?

Solution 1:

You should consider fatefully.

M-W:

fateful adjective

1 : having a quality of ominous prophecy :a fateful remark

2 a : involving momentous consequences : decisive

made his fateful decision to declare war — W. L. Shirer

b : deadly, catastrophic

3 : controlled by fate : foreordained

fatefully adverb

Solution 2:

Mundanely is the answer to the question.

If an event is miraculous it is sponsored by a deity (7 to 5 and you pick it).

If simply happens at the hand of man (or woman) then it is mundane, no?