Since 1 Chinese Yuan is equal to 2.08962157089 South African Rand, we could say that n Chinese Yuan are equal to 2.08962157089 times n South African Rand. In other words, we could use the following formula:
South African Rand = Chinese Yuan x 2.08962157089
For example, let's say that we want to convert 2 Chinese Yuan to South African Rand. Then, we just replace Chinese Yuan in the abovementioned formula with 2:
South African Rand = 2 x 2.08962157089
That is, 2 Chinese Yuan are equal to 4.17924314178 South African Rand.