Assume that you are age $18$ and not age $67$ ; therefore, you will start fresh $($i$.$e$.,$ you have no assets and savings$).$ It is projected that you will need to have a saving of $$3,500,000$ when you retire at age $67$ and live comfortably for the next $20$ years. For simplicity, do not factor in Social Security. What are your plans to make the required savings of $$3,500,000?$ Provide calculations and explanations. Your plans should be realistic and not farfetched.