Imperial to Metric time calculator

var pbTime = "2:24:26"
var pbSeconds;
pbSeconds = timeToSeconds(pbTime);

pbSeconds = pbSeconds * (100000/86400);
console.log(pbSeconds);

function timeToSeconds(timeString) {
  const timeParts = timeString.split(":");
  const hours = parseInt(timeParts[0], 10);
  const minutes = parseInt(timeParts[1], 10);
  const seconds = parseInt(timeParts[2], 10);

  // Calculate the total seconds
  const totalSeconds = hours * 3600 + minutes * 60 + seconds;

  return totalSeconds;
}