Finding the Fourth Proportional to 125,882.53, 188,821.94 and 31,112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   125,882.53 : 188,821.94 = 31,112.72 : x
2. Step 2: Convert to fraction form
   125,882.53/188,821.94 = 31,112.72/x
3. Step 3: Cross multiply
   125,882.53x = 188,821.94 × 31,112.72
4. Step 4: Simplify right side
   125,882.53x = 5,874,763,993.51
5. Step 5: Solve for x
   x = 5,874,763,993.51/125,882.53
6. Step 6: Final answer
   x = 46,668.62