What is the maximum Col (m) when 3,046 is the Prominence (m)?
CREATE TABLE "the_125_most_prominent_peaks" (
  "peak" text,
  "location" text,
  "height_m" real,
  "prominence_m" real,
  "col_m" real,
  "parent" text
);
SELECT MAX("col_m") FROM "the_125_most_prominent_peaks" WHERE "prominence_m"='3,046';