Shopify-Instagram Shopping Setup Needed

I need my Shopify products to be shoppable on Instagram from scratch. Nothing is connected yet and I’m not even sure whether a Facebook Business Manager account already exists, so the first priority is to link my Instagram profile to the right Business Manager… (Budget: $30 – $250 AUD, Jobs: eCommerce, Facebook Marketing, Instagram, Shopify, Shopify Templates, Social Media Management, Social Media Marketing, Website Design)