Finding the Fourth Proportional to 10,518.69, 14,515.61 and 5,982.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,518.69 : 14,515.61 = 5,982.20 : x
2. Step 2: Convert to fraction form
   10,518.69/14,515.61 = 5,982.20/x
3. Step 3: Cross multiply
   10,518.69x = 14,515.61 × 5,982.20
4. Step 4: Simplify right side
   10,518.69x = 86,835,179.65
5. Step 5: Solve for x
   x = 86,835,179.65/10,518.69
6. Step 6: Final answer
   x = 8,255.32