Please help me=^-^=

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Jun 29th 2012 22:06
Which sentence is correct in grammatically?
Or, could you kindly give me much more appropriate sentence.

MP3
http://sdrv.ms/LFbDq4
彼はとても熱心にプレゼンテーションをしたので、それ以来、売り上げが倍増しました。

1
He handled the presentation with such an enthusiastic enthusiasm that our sales have doubled since then.
2
He handled the presentation with such an enthusiastic enthusiasm that our sales have since doubled.
3
He handled the presentation enthusiastically that our sales have since doubled.
4
He handled the presentation enthusiastically that our sales have doubled since then.


Thanks.=^-^=