Step 1:
The first step to converting 11057.370398557 to a fraction is to re-write 11057.370398557 in the form p/q where p and q are both positive integers. To start with, 11057.370398557 can be written as simply 11057.370398557/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 11057.370398557, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 11057.370398557/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 11057.370398557/1 each by 1000000000:
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 11057.370398557 as a fraction:
88459/8 / 1