Hallo Anonymous,
$${\mathtt{3\,474.32}}{\mathtt{\,\small\textbf+\,}}{\mathtt{2.4}}\% = {\mathtt{3\,557.703\: \!68}}$$
100%+2,4% = 102,4% = 102,4/100 = 1,024
$${\mathtt{3\,474.32}}{\mathtt{\,\times\,}}{\mathtt{1.024}} = {\mathtt{3\,557.703\: \!68}}$$
Gruß radix
!