#### Answer

$7 \times 6 \times 4 = 168$

#### Work Step by Step

General equation $ = a \times b \times c$
1. Multiply two numbers together $(a \times b)$
$7 \times 6 = 42$
New Equation $ = 42 \times 4$
2. Multiply the last two numbers together
$42 \times 4 = x$
$168 = x$