Final answer:
The solution proposed by Philosophical Hinduism of the Upanishads is Moksha via renunciation and wisdom.
Step-by-step explanation:
The solution proposed by the Philosophical Hinduism of the Upanishads is Moksha via renunciation and wisdom. Moksha refers to the release from the cycle of samsara and the karmic cycle, accompanied by a complete understanding of the world. In order to achieve Moksha, individuals are encouraged to renounce worldly desires and attachments, and attain wisdom through self-realization and realization of the true nature of reality.