Please find the link below for your requirement:
Here you can refer to the 2nd picture and the text below it which states what you need:
View the workflow status While the workflow
is in progress, the workflow owner (the person who starts the workflow)
or the workflow participants can check the Workflow Status page on the
Office SharePoint Server 2007 site to see which participants have
completed their workflow task. The workflow owner can also update active
tasks or add or update the list of participants. When all of the
workflow participants complete their workflow task, or when the
specified number of people have provided their approval, the workflow
ends, and the workflow owner is automatically notified that the workflow
has completed. After it is completed, the Approval workflow
consolidates all of the comments from participants and sends these
comments to the workflow owner in an e-mail message.
Also you can read a good article here:
Hope these help you.
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