VLOOKUP with MAX

// Please note I'm not using CALCULATE here
// because if the tblOrder table is big,
// it would be agonizingly slow.
[String] =
var __order = tblOrder[Order]
var __maxSEQ =
	MAXX(
		topn(1,
			filter(
				tblWork,
				tblWork[Order] = __order
			),
			tblWork[SEQ],
			DESC
		),
		tblWork[SEQ]
	)
var __maxState =
	MAXX(
		topn(1,
			filter(
				tblWork,
				tblWork[Order] = __order
				&&
				tblWork[SEQ] = __maxSEQ
			),
			tblWork[State],
			DESC
		),
		tblWork[State]
	)
var __string =
MAXX(
	filter(
		tblWork,
		tblWork[Order] = __order
		&&
		tblWork[SEQ] = __maxSEQ
		&&
		tblWork[State] = __maxState
	),
	tblWork[String]
)
return
	__string
	

Best

D