I need to get what is between the "-" and the "x" 12.450X5.65-13.476x12.89

[kat35601]

12.450X5.65-13.476x12.89

I need the 13.476 out of the above string


the data look like this

23.5625X11.375-11.125x19.5625
5.625X17.25-2.875x14.5
23.75X17.25-12.5x19