Instead of hunting through unverified file-sharing sites (which often have corrupted or mislabeled tracks), here are the official routes:
The 3rd Edition is not the newest version (the 4th Edition is now available). Consequently, official support pages for the 3rd Edition are being phased out, making direct downloads harder to find. Solutions Intermediate 3rd Edition Progress Test Audio
That is the sound of success.
Below is a summary of the typical content and themes found in Unit 1–5 progress test audio to help you prepare or create practice materials. Core Listening Themes (Units 1–5) Solutions Intermediate 3rd Edition Progress Test Audio