Tracy Morgan is an employee who is paid monthly. For the month of January of the current year, he earned a total of $4,538. The FICA tax for social security is 6.2% of the first $128.400 earned each calendar year, and the FICA tax rate for Medicare is 1.45% of all earnings for both the employee and the employer. The amount of federal income tax withheld from his earnings was $680,70. His net pay for the month is