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?