Index "rank" by date

view.html.erb

<h2>Missing Client Progress Reports</h2>

<table>
  <thead>
  <th style="background:#00467F;color:#fff;">Last Week Completed</th>
  <th style="background:#737A35;color:#fff;">Rank</th>
  </thead>
  <tbody>


  <% @active_schools.each_with_index do |s, i| %>

        <td style="border-bottom: 1px solid;border-right: 1px solid;">
          <%= s.progress_report_date %>
        </td>

          <% indexplusone = i + 1 %>
          <%= indexplusone %>
        </td>
      </tr>
  <% end %>
  </tbody> 
</table>
<br>

<%= image_tag attachments['ecore2.png'].url, alt: 'eCore' %>