What the two numbers mean, where to go, and how to open the reward box.
Solution steps
4166 and 1899 are map coordinates for the button area.
Source: Big Walk: So, what's the deal with that number puzzle? ↗The puzzle starts at a box with a red gourd and a coordinate sign, while the activation button is elsewhere.
Source: Big Walk: So, what's the deal with that number puzzle? ↗The recommended prerequisite is Red Tower progress to obtain a map, or access to a coordinate box/GPS-style tool.
Source: Big Walk: So, what's the deal with that number puzzle? ↗Use the map or GPS/coordinate box to travel to 4166,1899, then activate the button while a teammate remains at the box.
Source: Big Walk: So, what's the deal with that number puzzle? ↗The button opens the box so another teammate can retrieve the red gourd-like reward.
Source: How to solve the 4166 1899 puzzle in Big Walk ↗The immediate reward is the red gourd-like item in the coordinate box.
Source: How to solve the 4166 1899 puzzle in Big Walk ↗Links used in this guide