Confirmed working in VMWare Fusion 12
For 3 Monitors (I scaled to 16bit resolution at 1280x1024 for memory)
"C:\Program Files\VMware\VMware Tools\VMwareResolutionSet.exe" 0 3 16 , 0 0 1280 1024 , 1280 0 1280 1024 , 2560 0 1280 1024
For 3 Monitors at 1920x1080 and 32bit
"C:\Program Files\VMware\VMware Tools\VMwareResolutionSet.exe" 0 3 32 , 0 0 1920 1080 , 1920 0 1920 1080
For 2 Monitors at 1920x1080 and 32bit
"C:\Program Files\VMware\VMware Tools\VMwareResolutionSet.exe" 0 2 32 , 0 0 1920 1080