Sentence:  Professor Peter F. Drucker, the management maestro of America, has wisely propounded that "man, if he is anything, is an economic man," and as a corollary to it, he has inferred that any form of the Government "perserved to seek and achieve professedly more decent world order through the satisfaction of economic needs of its citizens" can better <WSD>fruitify</WSD> this aim by dint of efficient management. 
Meaning of the word marked with <WSD> tags:  To bring to fruition; To fulfill or make a success of.