Compare the numbers digit by digit, starting from the ten-thousands place.

Ten-thousands digits: 7, 7, 7, 7. Numbers with the same ten-thousands digit are further compared at the thousands, hundreds, tens, and ones places.

From largest to smallest:
• 78536 (greatest)
• 78365
• 75836
• 75638 (smallest)

Final Answer: 78536, 78365, 75836, 75638