Given the expression
[tex]30249\times2939193[/tex]Multiplying both values gives
[tex]30249\times2939193=8.890764906\times10^{10}=8.8908\times10^{10}\text{ (5 significant figure)}[/tex]Hence, the answer is
[tex]8.8908\times10^{10}\text{ (5 significant figure)}[/tex]