It isn't. The fourth day of the week is called Wednesday. Thursday, the fifth day of the week, is named after the Norse god Thor. Sunday, is the first day of the week, so Thursday is the fifth day. See the related question below.
The fourth day of the rabbinical week is Wednesday. For the business and non secular week it is Thursday.
July 4th 1776 was a Thursday.
July 4th 1996 was a Thursday.
June 4th, 1987 was a Thursday.
"Jueves" is the Spanish word for Thursday. It is the fourth day of the week in the Gregorian calendar.
February 4th, 1965 fell on a Thursday.
March 4th, 1965 fell on a Thursday.
Thanksgiving is *always* on the fourth Thursday in November... so it will always be on a Thursday, including in 2055.
Friday is the day of the week that follows Thursday.
Thanksgiving Day is celebrated on the fourth Thursday of November.
One week from any given day is the same day of the week. In this case, Thursday.
In 1963, Thanksgiving fell on Thursday November 28 in the USA. In Canada Thanksgiving fell on Monday October 14.