We now can calculate the price: \begin{align} &\cssId{Step1}{c_{VSAP} = c_{el}·E_{VSAP} }\\[3px] &\cssId{Step2}{c_{VSAP} = \frac{0.1370€}{1kWh} · 123660kWh }\\[3px] &\cssId{Step3}{c_{VSAP} = 16,941.42€}\\[3px] \end{align}