There are 34 students in the first class of the fourth grade and 32 students in the second class. The average donation of each person in the first class is 12.2 yuan for the disabled, and the average donation of 9.8 yuan per person in the second class. How much is the total donation of these two classes?
四年级一班34人，二班32人，一班平均每人为残疾人捐款12.2元，二班平均每人为残疾人捐款9.8元，这两个班一共捐款多少元？
<gadget id="calculator">12.2 * 34</gadget>
<output>414.8</output>

<gadget id="calculator">9.8 * 32</gadget>
<output>313.6</output>

<gadget id="calculator">414.8 + 313.6</gadget>
<output>728.4</output>

<result>728.4</result>