Help Needed with Sorting an Accessor in Filament Table

class Account extends Model
{
    public function formattedEndingBalance(): Attribute
    {
        return Attribute::get(function () {
            return $this->ending_balance->convert()->formatWithCode();
        });
    }

    protected function endingBalance(): Attribute
    {
        return Attribute::get(function () {
            $company = $this->company;
            $fiscalYearStart = $company->locale->fiscalYearStartDate();
            $fiscalYearEnd = $company->locale->fiscalYearEndDate();

            return Accounting::getEndingBalance($this, $fiscalYearStart, $fiscalYearEnd);
        });
    }
    // Unrelated code...

Tables\Columns\TextColumn::make('account.formatted_ending_balance')
    ->localizeLabel('Current Balance')
    ->alignment(Alignment::End)
    ->sortable(),