Since 1 Mexican Peso is equal to 0.797497503589 South African Rand, we could say that n Mexican Pesos are equal to 0.797497503589 times n South African Rand. In other words, we could use the following formula:
South African Rand = Mexican Pesos x 0.797497503589
For example, let's say that we want to convert 2 Mexican Pesos to South African Rand. Then, we just replace Mexican Pesos in the abovementioned formula with 2:
South African Rand = 2 x 0.797497503589
That is, 2 Mexican Pesos are equal to 1.59499500718 South African Rand.