Convert from square chain [Gunter, survey] to square foot

Unit Definition (square chain [Gunter, survey])
The square chain [Gunter, survey] is a traditional unit of area in English surveying, defined to be the area of a square whose side equals Gunter's chain (4 rods or 22 yards). Thus the square chain equals 16 square rods, 484 square yards, 4356 square feet, or exactly 0.1 acre.

Unit Definition (square foot)
The square foot is a traditional unit of area. 1 ft² equals 144 in² or exactly 929.0304 cm² (0.092 903 04 m²).