Evaluate √16 + √9.5 x 0.0085 x 18.9/0.021 x 0.0017 x 1.9

Given that,
√16 + √9.5 x 0.0085 x 18.9/0.021 x 0.0017 x 1.9
remove the decimal and simply the euqation.
= √16 + √95 x 85 x 18900/21 x 17 x 19
= 4 + √5 x 5 x 900
= 4 + 5 x 30
= 4 + 150
= 154