Finding the Fourth Proportional to 10,111.14, 13,951.02 and 6,131.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111.14 : 13,951.02 = 6,131.46 : x
2. Step 2: Convert to fraction form
   10,111.14/13,951.02 = 6,131.46/x
3. Step 3: Cross multiply
   10,111.14x = 13,951.02 × 6,131.46
4. Step 4: Simplify right side
   10,111.14x = 85,540,121.09
5. Step 5: Solve for x
   x = 85,540,121.09/10,111.14
6. Step 6: Final answer
   x = 8,459.99