US: 12 to Europe Size 98

US: 12: Corresponds to a height baseline of 152 $\text{cm}$ (59.8 $\text{in}$), a waist baseline of 65 $\text{cm}$ (25.6 $\text{in}$), an inseam baseline of 71 $\text{cm}$ (28 $\text{in}$), and a hip baseline of 79 $\text{cm}$ (31.1 $\text{in}$).

Europe Size 98: Corresponds to a height baseline of 98 $\text{cm}$ (38.6 $\text{in}$), a waist baseline of 51 $\text{cm}$ (20.1 $\text{in}$), an inseam baseline of 39 $\text{cm}$ (15.4 $\text{in}$), and a hip baseline of 56 $\text{cm}$ (22 $\text{in}$).