How much is USD to RM 1998?

I'm curious, could you tell me how much US dollars is equivalent to 1998 Ringgit Malaysian? I'm trying to do some financial calculations and it would be really helpful if I knew the current exchange rate. I've been looking online but the information seems to be varying quite a bit. Could you possibly provide me with a reliable source or a recent conversion rate? It would greatly assist me in my financial planning. Thank you in advance for your help!