Confusing

Algebra Level 3

$\Huge { 1 }_{ { 2 }_{ { { 3 } } }^{ { { 3 } } } }^{ { 2 }_{ { { 3 }_{ \ldots }}}^{ { { 3 } } } }=x$

The diagram above shows a series of infinitely nested numbers with different powers and bases.

Find $$x$$.

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