Finding the Fourth Proportional to 8,016.98, 11,066.52 and 7,176.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,016.98 : 11,066.52 = 7,176.20 : x
2. Step 2: Convert to fraction form
   8,016.98/11,066.52 = 7,176.20/x
3. Step 3: Cross multiply
   8,016.98x = 11,066.52 × 7,176.20
4. Step 4: Simplify right side
   8,016.98x = 79,415,625.78
5. Step 5: Solve for x
   x = 79,415,625.78/8,016.98
6. Step 6: Final answer
   x = 9,905.92