To convert liters to fluid ounces, we can start with the conversion factors given:
1 liter = 1000 milliliters
1 fluid ounce = 29.6 milliliters
First, we need to convert 3 liters to milliliters:
\[ 3 \text{ liters} = 3 \times 1000 \text{ milliliters} = 3000 \text{ milliliters} \]
Next, we convert milliliters to fluid ounces using the conversion factor:
\[ \text{Fluid ounces} = \frac{\text{milliliters}}{\text{milliliters per fluid ounce}} = \frac{3000 \text{ milliliters}}{29.6 \text{ milliliters per fluid ounce}} \]
Calculating this gives:
\[ \text{Fluid ounces} \approx 101.35 \]
Thus, the measurement closest to the number of fluid ounces in 3 liters is approximately 101.3 fluid ounces.