14,27*58,34

832,5118

Brief steps:

• Treat as decimal numbers: (14,27) × (58,34) = (1427/100) × (5834/100) = (1427×5834)/10000
• 1427 × 5834 = 8,325,118
• 8,325,118 / 10,000 = 832.5118 → 832,5118 in decimal-comma notation