Hello

Greetings

Your percentile is 86 It means 86% student of the Total student appeared for the Exam are Behind You Therefore 14% students of the Total students appeared for the exam are Ahead of You, Therefore Your calculated Approximate rank is 122426

 But Note that This is Not Your Final Rank Your Rank would change Either Your Percentile Score is Increases in the next attempt or Number of Student increases in the Next attempt the Number of Student Increases to 1400000 and Your percentile remain same then Your New rank would be 196000

As per Your current Performance, You may be eligible for JEE Advance But the final cut off will be released once the JEE Main April gets Over

If Your Percentile Score Increases in the Next attempt Then Your Rank would Be calculated By the Following Formula

 (100 - your total percentile score (Higher of two)) X Student appeared in JEE Main/100

You can Use the college Predictor to know about  the possible colleges in which You may get admission by Just following the link given below

https://engineering.careers360.com/jee-main-college-predictor

Hope this Helps All the Best