Finding the Fourth Proportional to 10,676.41, 14,724.59 and 8,019.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,676.41 : 14,724.59 = 8,019.20 : x
2. Step 2: Convert to fraction form
   10,676.41/14,724.59 = 8,019.20/x
3. Step 3: Cross multiply
   10,676.41x = 14,724.59 × 8,019.20
4. Step 4: Simplify right side
   10,676.41x = 118,079,428.84
5. Step 5: Solve for x
   x = 118,079,428.84/10,676.41
6. Step 6: Final answer
   x = 11,059.85