Finding the Fourth Proportional to 10,951.05, 16,429.46 and 5,686.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.05 : 16,429.46 = 5,686.41 : x
2. Step 2: Convert to fraction form
   10,951.05/16,429.46 = 5,686.41/x
3. Step 3: Cross multiply
   10,951.05x = 16,429.46 × 5,686.41
4. Step 4: Simplify right side
   10,951.05x = 93,424,617.21
5. Step 5: Solve for x
   x = 93,424,617.21/10,951.05
6. Step 6: Final answer
   x = 8,531.11