Author's Riddles

Question: Found here : https://play.google.com/store/apps/details?id=com.jeux.enigmes Five bankers are sharing 12 golden ingots. They decide to proceed that way : The elder one will suggest an ingots allotment. The rest will vote for or against it. If the majority accepts, the sharing is ratified. If not, the elder will be dismissed. So, the sharing would be done between the remaining banker with the same rules. Knowing that they are set from left to right in a diminishing order of their ages, how would be the allotment ?