What is the local sources for property taxes of 11,631,227?
CREATE TABLE "district_122_gross_revenue_by_sources" (
  "year" real,
  "property_taxes" text,
  "investment_earnings" text,
  "other_local_sources" text,
  "state_federal" text,
  "total_revenue" text
);
SELECT "other_local_sources" FROM "district_122_gross_revenue_by_sources" WHERE "property_taxes"='11,631,227';