Where does “fortunaturus” come from?

fortunaturus (Latin) comes from Latin fortuno, from Latin fortūna, from Latin fōrs, from Proto-Italic fortis, from Proto-Indo-European bʰértis, from Proto-Indo-European bʰer- — to bear, carry.

Definitions

Ancestry of “fortunaturus”, step by step

Step	Language	Word	Meaning
1	Latin	fortuno	I make happy, prosper; I bless
2	Latin	fortūna	—
3	Latin	fōrs	luck, chance
4	Proto-Italic	fortis	luck, chance
5	Proto-Indo-European	bʰértis	the act of carrying, bearing
6	Proto-Indo-European	bʰer-	to bear, carry

Every word from Proto-Indo-European bʰer- →Every word from Proto-Indo-European bʰértis →Every word from Proto-Italic fortis →