Your Saturn is in the 4th house as is given by the following chart. Sri Rao is absolutely right.
House Start Cusp End Planets in it
1st 10 Vi 17′ 20.19″ 25 Vi 17′ 20.19″ 10 Li 17′ 20.19″ As
2nd 10 Li 17′ 20.19″ 25 Li 17′ 20.19″ 10 Sc 17′ 20.19″ Pl
3rd 10 Sc 17′ 20.19″ 25 Sc 17′ 20.19″ 10 Sg 17′ 20.19″
4th 10 Sg 17′ 20.19″ 25 Sg 17′ 20.19″ 10 Cp 17′ 20.19″ Sa, Ra, Ur, Ne
5th 10 Cp 17′ 20.19″ 25 Cp 17′ 20.19″ 10 Aq 17′ 20.19″
6th 10 Aq 17′ 20.19″ 25 Aq 17′ 20.19″ 10 Pi 17′ 20.19″
7th 10 Pi 17′ 20.19″ 25 Pi 17′ 20.19″ 10 Ar 17′ 20.19″
8th 10 Ar 17′ 20.19″ 25 Ar 17′ 20.19″ 10 Ta 17′ 20.19″ Mo
9th 10 Ta 17′ 20.19″ 25 Ta 17′ 20.19″ 10 Ge 17′ 20.19″
10th 10 Ge 17′ 20.19″ 25 Ge 17′ 20.19″ 10 Cn 17′ 20.19″ Ke
11th 10 Cn 17′ 20.19″ 25 Cn 17′ 20.19″ 10 Le 17′ 20.19″ Su, Ju
12th 10 Le 17′ 20.19″ 25 Le 17′ 20.19″ 10 Vi 17′ 20.19″ Ma, Me, Ve