1. The problem is to understand how the number 162.6 is obtained. 2. Usually, such a number comes from a calculation or measurement. 3. To explain step by step, we need the original formula or context where 162.6 appears. 4. For example, if 162.6 is the result of multiplying two numbers, say $a$ and $b$, then $a \times b = 162.6$. 5. If it comes from adding numbers, then $x + y + z = 162.6$. 6. Without the original expression or data, we can only say that 162.6 is the result of some arithmetic operation. 7. Please provide the formula or calculation steps that lead to 162.6 for a detailed explanation.