RTI -HOW TO GET MY CHEATING HUSBANDS BANKING ACCOUNT APPLICATION FORM

I am a Female aged 29 years-Love-Registered Marriage, Husband-Age-30Yrs My Husband was running a partnership firm with his Friend for 2 yrs. Due to misunderstanding with his friend, He started a new Business by nominally made me as proprietor, But all the operations, activities and decisions were handled by him only. He used my innocent and ignorance to get my Signature in All emplty unfilled Cheque books. He only fill the date, amount, name in favor as per his purchase from the supplier. Suddenly unformingly He missed and Man Missing complaint was registered, FIR done. Now Suppliers are torturing me that the Given Cheques all are returned due to insufficient fund, which is sum of nearly 1Crore. Now I identified that He had an affair with another Girl and did second marriage, She Gave birth to new baby, He invested the Embezzlement money in her illegal wife name by movable, immovable property, FD, ETC. I have his account number. Please advise me to get his Account details through RTI.