To convert 57 cm to inches, follow these step by step instructions:

Step 1: Write down the given length value in centimeters (cm).

In this case, the given value is 57 cm.

Step 2: Determine the conversion factor from centimeters to inches.

1 cm = 0.393701 inches (rounded to 6 decimal places)

Step 3: Set up a proportion equation using the conversion factor.

1 cm / 0.393701 inches = 57 cm / x inches (x represents the unknown value in inches)

Step 4: Solve for x.

Multiply both sides of the equation by x.

x * (1 cm / 0.393701 inches) = (57 cm / x inches) * x

x * 1 cm = 57 cm * 0.393701 inches

x = 22.440257 inches (rounded to 6 decimal places)

Step 5: Write down the final result.

57 cm is equivalent to 22.440257 inches.

Therefore, 57 cm = 22.440257 inches.

You can also double check your answer by using a calculator. Simply multiply 57 cm by 0.393701 to get the result of 22.440257 inches. This confirms that your conversion is correct.

So, the final step is to make sure you include the units in your answer, which is inches.

Hence, the final answer is 57 cm is equal to 22.440257 inches.