Hello Abhinav. Yes you can definitely get in bcom in mumbai. Some of the top colleges that you can apply in are.

• St. Xavier's College
• Narsee Monjee College of Commerce and Economics
• St Andrew's College of Arts Science and Commerce
• HR College of Commerce and Economics
• K J Somaiya College of Arts & Commerce - [KJSAC]
• RA Podar College of Commerce and Economics.
• Mithibai College of Arts
• Jai Hind College - [JHC]
• Anil Surendra Modi School of Commerce - [ASMSOC]
• SIES College of Arts Science and Commerce
• Lala Lajpat Rai College of Commerce and Economics
• Tolani College of Commerce - [TCC]
• Sydenham College of Commerce & Economics