CREATE TABLE table_42925 ("Rank" FLOAT, "Location" TEXT, "Total Passengers" FLOAT, "Annual change" TEXT, "Capacity" FLOAT, "Capacity in use" TEXT)

How many Capacity has a Annual change of 53.4% and Total Passengers smaller than 7,822,848?
SELECT AVG("Capacity") FROM table_42925 WHERE "Annual change" = '53.4%' AND "Total Passengers" < '7,822,848'
SELECT AVG("Capacity") FROM "table_42925" WHERE "Annual change" = '53.4%' AND "Total Passengers" < '7,822,848'