Finding the Fourth Proportional to 31,146.86, 46,727.73 and 10,086.95

Step by Step Solution

1. Step 1: Write the proportion equation
   31,146.86 : 46,727.73 = 10,086.95 : x
2. Step 2: Convert to fraction form
   31,146.86/46,727.73 = 10,086.95/x
3. Step 3: Cross multiply
   31,146.86x = 46,727.73 × 10,086.95
4. Step 4: Simplify right side
   31,146.86x = 471,340,392.94
5. Step 5: Solve for x
   x = 471,340,392.94/31,146.86
6. Step 6: Final answer
   x = 15,132.84