Roman numerals do not work with floating point numbers, only positive whole numbers.
The integer 984,339 is too large to be represented in Roman numerals. The standard convention is that M cannot repeat more than 3 times, thus MMMCMXCIX (3999) is the largest number.
Breaking with convention, 984,339 would be 984 Ms followed by CCXXXIX, thus the next numeral would be 984 Ms followed by CCCXL.
The Roman numeral that comes after MXCIV is MXCV (1095).
The roman numeral that comes before XIX is XVIII.
If you mean Roman numeral then it is M = 1000
CCLIX
It is: XI
The Roman numeral that comes after MXCIV is MXCV (1095).
The roman numeral that comes before XIX is XVIII.
If you mean Roman numeral then it is M = 1000
CCLIX
It is: XI
The Roman numeral before X is IX.
1052
9998
It is 5141.
ix
2598
That is 9998.