Quinta Essentia - Part 5.4 (Solution Algorithm)The mass of the Milky Way (MW) is a longstanding question, without clear & precise resolution. An array of estimates exist, many of which seem to partially agree, partially disagree or totally disagree with each other. To address the question of MW mass, the results of Watkins (2019), Eadie (2015 2019) & Karukes (2020) are tested against The Cosmological Hubble Constant H_0 & Cosmic Microwave Background Radiation (CMBR) Temperature T_0. A Model