For this dataset:
data my; input x y; datalines; -122.413582861209 37.7828877716232 -122.417876547159 37.7848288325307 ; proc print; run;
The output and related tables are:
How can I import, save and use these values to their maximum precision?
The full precision value is there, you just don't see it. SAS uses formats to control what it prints/shows, even if you don't notice it (there are default numeric and character formats).