Finding the Fourth Proportional to 9,892.69, 13,649.73 and 6,065.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,892.69 : 13,649.73 = 6,065.15 : x
2. Step 2: Convert to fraction form
   9,892.69/13,649.73 = 6,065.15/x
3. Step 3: Cross multiply
   9,892.69x = 13,649.73 × 6,065.15
4. Step 4: Simplify right side
   9,892.69x = 82,787,568.92
5. Step 5: Solve for x
   x = 82,787,568.92/9,892.69
6. Step 6: Final answer
   x = 8,368.56