David the king said to all the assembly, Solomon my son, whom alone God has chosen, is yet young and tender, and the work is great; for the palace is not for man, but for Yahweh God.
Due to the uncertainty that prevails with respect to the numbers given here, and to our equal uncertainty as to the exact value of the talent used in these calculations, we are not able to assign any exact value to the amount in dollars of David's magnificent gift; but there is no doubt that many millions of dollars should be assigned as the value of his gift.  He gave it publicly in order to inspire others to do likewise.