Default salary print till 3 decimal palaces after decimal

Summary:

Printing the default salary value for maximum and minimum salary through autocomplete rule in create requisition page from position grades.

Can you please let me know how to make the salary fields to print salary up to 3 decimal places post decimal?

any idea how can i achieve this?

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Rule should print 42.200 for Minimum Salary and 65.130 for Maximum

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