Finding the Fourth Proportional to 10,934.65, 16,396.03 and 5,086.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,934.65 : 16,396.03 = 5,086.09 : x
2. Step 2: Convert to fraction form
   10,934.65/16,396.03 = 5,086.09/x
3. Step 3: Cross multiply
   10,934.65x = 16,396.03 × 5,086.09
4. Step 4: Simplify right side
   10,934.65x = 83,391,684.22
5. Step 5: Solve for x
   x = 83,391,684.22/10,934.65
6. Step 6: Final answer
   x = 7,626.37