Ford Motor Company factory workers and cars in 1930s

The transcript narrates the inspiring story of an immigrant's son who, despite quitting school at 16 to work in a machine shop for a meager wage, pursued his dreams with determination. His hard work and perseverance led him to build a substantial fortune of $750 million, demonstrating that a strong dream can indeed become a reality.

What did the humble beginning provide for the individual mentioned in the text?

What fortune was the individual able to build?