\[4\frac{2}{9} \cdot 2\frac{4}{7} + 1\frac{2}{9} \cdot 2\frac{4}{7} =\]
\[= 2\frac{4}{7}\left( 4\frac{2}{9} + 1\frac{2}{9} \right) = 2\frac{4}{7} \cdot 5\frac{4}{9} =\]
\[= \frac{18 \cdot 49}{7 \cdot 9} = 2 \cdot 7 = 14\]