Try imagining what those official ceremonies are for actually.
They're for building the legitimacy of the king. What do you want me to imagine?
Literally what do you imagine "legitimacy" is? Like down at the ground. What is it actually. What does the word you read in textbooks mean besides a vague idea.
A different perspective which has a lot more explanatory power: https://www.youtube.com/watch?v=ItAQSrlG9WQ