Finding the Fourth Proportional to 10,666.69, 14,720.74 and 5,951.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,666.69 : 14,720.74 = 5,951.07 : x
2. Step 2: Convert to fraction form
   10,666.69/14,720.74 = 5,951.07/x
3. Step 3: Cross multiply
   10,666.69x = 14,720.74 × 5,951.07
4. Step 4: Simplify right side
   10,666.69x = 87,604,139.31
5. Step 5: Solve for x
   x = 87,604,139.31/10,666.69
6. Step 6: Final answer
   x = 8,212.87