Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 26°C. We apply continuously 176°C heat to the field 0x0
What is the temperature (rounded to whole numbers) in the field 3x6 after 92 iterations according to the Gauss-Seidel iteration

Field in the beginning

26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626
26262626262626262626

Field after 4 iterations (rounded after 4th iteration)

21375321812109863
7555362520181614105
3236312724222018137
1825272625242320158
1220242525252421168
1018222425252422169
916202324242421168
814182021222119147
610131516161614105
3578898752

Temperature in field 3x6 after 92 iterations: