51,945 DPS
Calculated like your results, against the same enemy with the rotation looped, using the build from the community gcsim config the rotation comes from. Your own build will score differently.
The source reports 52,720 DPS for one rotation under its own conditions.
Score your own build
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Sources
Rotation script (gcsim)
active ganyu;
for let i=0; i<4; i=i+1 {
ganyu skill, burst;
bennett burst, skill;
rosaria skill, burst;
bennett skill;
xiangling burst, skill, dash;
ganyu skill, aim:3;
rosaria skill;
ganyu aim:2;
xiangling skill, attack;
bennett skill;
}