Step 1:
The first step to converting 46158.378142989 to a fraction is to re-write 46158.378142989 in the form p/q where p and q are both positive integers. To start with, 46158.378142989 can be written as simply 46158.378142989/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 46158.378142989, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 46158.378142989/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 46158.378142989/1 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 46158.378142989 as a fraction:
138475/3 / 1