$$59/39 \times 104/2x=3/4$$
$x=\frac{9}{944}\approx 0.009533898$
$$2\times \frac{59}{39}\times 104x=3$$
$$\frac{2\times 59}{39}\times 104x=3$$
$$\frac{118}{39}\times 104x=3$$
$$\frac{118\times 104}{39}x=3$$
$$\frac{12272}{39}x=3$$
$$\frac{944}{3}x=3$$
$$x=3\times \frac{3}{944}$$
$$x=\frac{3\times 3}{944}$$
$$x=\frac{9}{944}$$
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