Best way to wager that much of amount involves few steps.
1. You should have property. (Mandatory)
2. Take a loan against it.
3. Deposit into stake ac.
4. Go on dice if you want to take risk go for 50 - 50 or else 98 percent.
5. Thats it your are done.
Thank me later and also @pratikbabatoo. He have made this innovative strategy.