Instructions
Press "A" twice to double-jump from the dragon's back to the high ledge on the right.
Press "A" to jump from the ledge to the moving orange platform; wait until the platform descends all the way before jumping.
Press "A" to jump to the cloud on the right as soon as the platform reaches the top of the level. You will see the outline of a cloud to your right, but you cannot jump onto it yet.
Press the "B" button to paint the cloud, thus making it solid.
Press "A" twice to double-jump to the cloud and continue forward to the room ahead.