500 / 1 * 0,98 = 490

800 / 100 * 15,15 = 121,20

750 / 1 * X = 901,89

X = 1,20252

1500 / 100 * X = 44,2435

X = 2,94956667

X / 1 * 1,04 = 1800

X = 1730,769231

X / 100 * 2,49 = 350

X = 14056,22