# Define the path to the file #
$file_path = 'C:\installer.exe'

# Create a list of computers to run the installer on #
$computers = ('computer1','computer2','computer3')

foreach ( $comp in $computers){

# Test the remote computer is reachable before executing #
if ( Test-Connection -ComputerName $comp -Count 1 -ErrorAction SilentlyContinue){

# Define the location to save the installer on the remote machine #
$file_destination = '\\' $comp '\c$\'

# Copy the file to te remote computer #
Copy-Item -Path $path -Destination $file_destination -Recurse


Invoke-Command -ComputerName $comp -ScriptBlock {

# Change the location to where the installer was saved #
Set-Location C:\

# Launch the installer #
Start-Process .\installer.exe -Wait

# Remove the installer #
Remove-Item C:\installer.exe -Force

}
}
}