The insurance giant's third-quarter result were impressive.Shares of The Travelers Companies (TRV 8.68%) had rallied by 7.6% on Thursday as of 2:09 p.m. ET, after the insurance giant reported third-quarter results before the opening bell that blew away estimates.Travelers' profits soarIn the third quarter, Travelers' net written premiums rose by 10% to $10.7 billion. That led to earnings rising by an incredible 102% to $5.24 per share, which handily beat the consensus estimate of just $3.59 per share.That m ...