Finding the Third Proportional to 6,040.69 and 8,506.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,040.69 : 8,506.69 = 8,506.69 : x
2. Step 2: Convert to fraction form
   6,040.69/8,506.69 = 8,506.69/x
3. Step 3: Cross multiply
   6,040.69x = 8,506.69 × 8,506.69
4. Step 4: Simplify right side
   6,040.69x = 72,363,732.22
5. Step 5: Solve for x
   x = 72,363,732.22/6,040.69
6. Step 6: Final answer
   x = 11,979.39