Step 1:
The first step to converting 706398.43896464 to a fraction is to re-write 706398.43896464 in the form p/q where p and q are both positive integers. To start with, 706398.43896464 can be written as simply 706398.43896464/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 706398.43896464, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 706398.43896464/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 706398.43896464/1 each by 100000000:
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 706398.43896464 as a fraction:
706398/1 / 1