Assume an investor shorted $1,000$ shares of Company Y at $$16\mathrm{.}50$ using a $50\%$ margin. Following a sharp rise in the stock to $$23\mathrm{.}10,$ the investor has received a maintenance margin call. At this point, the investor is required to wire sufficient funds to bring account equity back to $50\%.$ This information is summarized in the following table:

Price Shares Initial Margin New Price

$$16\mathrm{.}501,00050\%$ $$23\mathrm{.}10$

How much in additional funds must be added to the account to bring account equity back to $50\%?$

Additional funds in the amount of $

must be added to the account. Round your answer to the nearest cent.