
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
The lattice is modified so that it continues for $9$ rows with each row containing $7$ numbers instead of $5$. What will be the fourth number in the $9$th row?
\[
\begin{tabular}{rccccccc}
Row 1: & 1 & 2 & 3 & 4 & 5 & 6 & 7 \\
Row 2: & 8 & 9 & 10 & 11 & 12 & 13 & 14 \\
Row 3: & 15 & 16 & 17 & 18 & 19 & 20 & 21 \\
Row 4: & 22 & 23 & 24 & 25 & 26 & 27 & 28
\end{tabular}
\]

Present the answer in LaTex format: \boxed{Your answer}
user