You will need to find a reputable APK repository (such as APKMirror or APKPure) and download the following files.
If you simply install the Play Store APK on a clean Android 4.4.2 system, it will likely crash immediately. This is because it is missing three critical background services: android 44 2 google play store apk work
Google to Finally Drop Remaining Support for Android 4.4 KitKat You will need to find a reputable APK
While this solution works, there are some limitations to be aware of: android 44 2 google play store apk work