what is the average domestic s tone when the total s tone is 2,926,536 and the foreign imports s tone is less than 464,774?
CREATE TABLE "tonnage_for_port_of_anchorage" (
  "year" real,
  "u_s_rank" real,
  "total_s_ton" real,
  "domestic_s_ton" real,
  "foreign_total_s_ton" real,
  "foreign_imports_s_ton" real,
  "foreign_exports_s_ton" real
);
SELECT AVG("domestic_s_ton") FROM "tonnage_for_port_of_anchorage" WHERE "total_s_ton"='2,926,536' AND "foreign_imports_s_ton"<'464,774';