A planet orbits a star. The distance from the star to this planet is 791 million km. The time for the planet to orbit once is measured to be 261.1 years. What is the period of this planet in seconds? Round one place past the decimal. Use Scientific Notation.
On Blackboard, 6.67x10^-11 is written as 6.67E-11. Another example, 3x10^8 is written as 3E8.