ABC26GN2504 · Percentage

105.27\% of 1200.11 + 11.80\% of $2360.85=21.99 \%$ of (?) + 1420.99 105 \% of 1200 + 12\% of $2360=22 \%$ of (?) + 1421 $$\frac{105 \times 1200}{100}+\frac{12 \times 2360}{100}=\frac{22 \times ?}{100}+1421$$ or, $\frac{22 \times(?)}{100}=1260+283.20-1421$ $$\begin{aligned} & \Rightarrow \frac{22 \times(?)}{100}=1543-1421 \Rightarrow \frac{22 \times(?)}{100}=121 \\ & \therefore ?=\frac{122 \times 100}{22}=\frac{122 \times 50}{11}=\frac{6100}{11}=554.5 \approx 550 \end{aligned}$$