Finding the Fourth Proportional to 31,112.27, 46,668.31 and 7,738.71

Step by Step Solution

1. Step 1: Write the proportion equation
   31,112.27 : 46,668.31 = 7,738.71 : x
2. Step 2: Convert to fraction form
   31,112.27/46,668.31 = 7,738.71/x
3. Step 3: Cross multiply
   31,112.27x = 46,668.31 × 7,738.71
4. Step 4: Simplify right side
   31,112.27x = 361,152,303.29
5. Step 5: Solve for x
   x = 361,152,303.29/31,112.27
6. Step 6: Final answer
   x = 11,608.04