Hello,
According to the values in the attached screenshot, your system's capacity is 9,999.99 kWdc, and the total installed cost is $49,073,569.16. The resulting cost per capacity is:
$49,073,569.16 / 9,999.99 kWdc / 1,000 W/kW = $4.91/Wdc
Were you expecting a different value?
Best regards,
Paul.