[MugiwaraNoLuffy]

pawn Код:

new Float:variable = 70058.0, result = floatround(variable/1000);
printf("%d.%03f", floatround(result), variable-(floatround(result)*1000)); //resultado: 70.058.0

Sino:

pawn Код:

new Float:variable = 70058.0;
printf("%f", variable/1000);//resultado: 70.058