Hi DNJ

You need:
VGA Splitter
3.5 mm jack plug splitter cable
VGA to HDMI convertor with Audio in
Suitable length cables

1. VGA splitter: Connect to your computer and monitor.

2. 3.5 mm jack splitter cable: Connect to your computer and speakers

3. VGA to HDMI convertor with Audio in: Connect to VGA Splitter and 3.5mm Jack Splitter

5. Connect an HDMI cable between your TV and the VGA to HDMI convertor

6. Away you go

Hope this helps

Bill