Answer and Explanation:
The Journal entries are shown below:-
1. Convertible bonds payable Dr, $3,600,000
Premium bonds payable Dr, $16,200
       To common stock $3,616,700
(Being conversion of the bonds is recorded)
Working note:
Issue price of the convertible bonds $3,636,000
($24,000,000 × 15% × 101%)
Less: Par value of the bonds        $3,600,000
($24,000,000 × 15% × 100%)
Premium on bonds payable         $36,000
less: Premium on bonds payable
amortized                        $19,800
($26,000 × 11 ÷ 20)
Available Balance                 $16,200
2. Investment in common stock Dr, $3,616,200
       To Investment in convertible bonds $3,616,200
       To Premium on bond investment $16,200
(Being conversion of the bonds is recorded)