PwC will work "in close cooperation" with the Vatican's Secretariat for the Economy, headed by Australian cardinal George Pell, a statement said.
On Thursday the pope unexpectedly took part in a meeting of his economy council to thank its members and encourage them to continue overseeing the Vatican's administrative and financial workings.
Vatican charges five over leaks scandal: report
The move to submit the Vatican's finances to an external auditor comes a month after the publication of a book describing the pope's fury over uncontrolled spending and an inadequate accounting system.
According to Gianluigi Nuzzi, author of "Merchants in the Temple", Francis is fighting a war of attrition with vested interests inside the Vatican -- and it is far from clear whether he is winning his battle to change the Catholic Church.
COMMENTS (1)
Comments are moderated and generally will be posted if they are on-topic and not abusive.
For more information, please see our Comments FAQ