Finding the Fourth Proportional to 10,984.41, 16,469.33 and 7,086.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.41 : 16,469.33 = 7,086.69 : x
2. Step 2: Convert to fraction form
   10,984.41/16,469.33 = 7,086.69/x
3. Step 3: Cross multiply
   10,984.41x = 16,469.33 × 7,086.69
4. Step 4: Simplify right side
   10,984.41x = 116,713,000.78
5. Step 5: Solve for x
   x = 116,713,000.78/10,984.41
6. Step 6: Final answer
   x = 10,625.33