The $10,000 offered would be the equivalent of $96,696 in 2021.
Although the film's 18 Jun 1954 Hollywood Reporter production chart listing includes the name of actor Sean McClory as the first member of the cast, he was not in the completed film. The film was completed and reviewed in 1954, but was not released until 1956 because it had no distributor.
The car purchased by Frank is a 1952 Nash-Healey. The price when new was $5,908, at a time when a Chevrolet Corvette was $3,513. But a 1952 Corvette would have been 0 dollars as the Corvette was first produced in June of 1953.