Finding the Fourth Proportional to 31,150.94, 46,733.86 and 10,091

Step by Step Solution

1. Step 1: Write the proportion equation
   31,150.94 : 46,733.86 = 10,091 : x
2. Step 2: Convert to fraction form
   31,150.94/46,733.86 = 10,091/x
3. Step 3: Cross multiply
   31,150.94x = 46,733.86 × 10,091
4. Step 4: Simplify right side
   31,150.94x = 471,591,381.26
5. Step 5: Solve for x
   x = 471,591,381.26/31,150.94
6. Step 6: Final answer
   x = 15,138.91