Column calculation: multiply 4.5 by 1.84, multiply the product by 0.54, what is the product?
列式计算：4.5乘1.84，所得的积再乘0.54，积是多少？
<gadget id="calculator">4.5 * 1.84</gadget>
<output>8.28</output>

<gadget id="calculator">8.28 * 0.54</gadget>
<output>4.4712</output>

<result>4.4712</result>