Formula for first common date among 3 ranges

[Harris10]

Hello Excel Forum World,

I have 3 date ranges and I need a formula to find the FIRST COMMON date.

In this example, the very first common date is 1/14/200. Please HELP

1/3/2000 1/2/2000 1/1/2000
1/9/2000 1/4/2000 1/5/2000
1/14/2000 1/6/2000 1/8/2000
1/19/2000 1/8/2000 1/11/2000
1/24/2000 1/10/2000 1/14/2000
1/29/2000 1/12/2000 1/17/2000
2/3/2000 1/14/2000 1/20/2000Forum Sample.xlsx