Determine the time 0 present worth of these revenues using equations

Many roads, worldwide, utilize bridges to cross waterways. Too often, bridges are deemed unsafe for use and must be replaced. Engineers are perfecting the design of temporary bridges, without foundations, based on origami and with a scissor-like mechanism, that can be easily transported and installed with just a few people. An enterprising manufacturing firm believes they can finalize design and production details over the next 2 years and be ready to make and sell a subset of smaller designs starting early in year 3 . The demand for these to be bought, stored and used by governments of all sizes will increase at a 14 percent rate, with end of year 3 revenues of $850,000, continuing upward for 7 more years. Their required return is 11%