What's the isolation of the mountain peak with an elevation of 2705.793 = 8,875feet 2705m?
CREATE TABLE "the_18_washington_mountain_peaks_with_27" (
  "rank" real,
  "mountain_peak" text,
  "mountain_range" text,
  "elevation" text,
  "prominence" text,
  "isolation" text
);
SELECT "isolation" FROM "the_18_washington_mountain_peaks_with_27" WHERE "elevation"='2705.793 = 8,875feet 2705m';