Resolve Content Author v5.6 installation failure on Windows 64 bit

Product Feature: Administration Client
Versions affected: 5.6


When attempting to install 5.6.1882 Content Author on Windows 64 bit Operating Systems, it fails with the following error:

Service cannot be started. System.BadImageFormatException: Could not load file or assembly 'ResourceAccessServiceInterface, Version=5.6.1882.0, Culture=neutral, PublicKeyToken=null' or one of its dependencies. An attempt was made to load a program with an incorrect format.
File name: 'ResourceAccessServiceInterface, Version=5.6.1882.0, Culture=neutral, PublicKeyToken=null'
at ExtractAndDeployService.ExtractAndDeployService.OnStart(String[] args)
at System.ServiceProcess.ServiceBase.ServiceQueuedMainCallback(Object state)


Content Author 5.6 is not supported on any Windows 64 bit Operating Systems. 


UPDATED: October 18, 2017
First version of Content Author that supports this is 6.0.