Astros investment bank offers lunar vacations following the options on its initial public sale $($a$)$ a best efforts arrangement whereby Astro keep $2\mathrm{.}2\%$ of the retail sales or $($b$)$ a firm commitment arrangement of $10300000.$ Lunar plans on offering $1000000$ shares at $11\mathrm{.}31$ per share to the public. Under the best efforts what are the proceeds for lunar vacations?