Step 1:
The first step to converting 9212.8564857507 to a fraction is to re-write 9212.8564857507 in the form p/q where p and q are both positive integers. To start with, 9212.8564857507 can be written as simply 9212.8564857507/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 9212.8564857507, which in this case is 10. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 9212.8564857507/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 9212.8564857507/1 each by 10000000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 9212.8564857507 as a fraction:
64490/7 / 1