How long does it take to become a millionaire? A $$250,000$ investment will hit $$1$ million in $37$ years at an annual interest rate of $3\mathrm{.}82\%.$ How long will it take to become a millionaire if the annual interest rate increases to $4\mathrm{.}29\%?$

You can get to your goal in years when $i=4\mathrm{.}29\%.($Round to the nearest whole number.$)$