Finding the Fourth Proportional to 10,857.69, 14,995.89 and 7,314.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,857.69 : 14,995.89 = 7,314.75 : x
2. Step 2: Convert to fraction form
   10,857.69/14,995.89 = 7,314.75/x
3. Step 3: Cross multiply
   10,857.69x = 14,995.89 × 7,314.75
4. Step 4: Simplify right side
   10,857.69x = 109,691,186.38
5. Step 5: Solve for x
   x = 109,691,186.38/10,857.69
6. Step 6: Final answer
   x = 10,102.63