Finding the Fourth Proportional to 8,016.47, 11,065.82 and 7,175.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,016.47 : 11,065.82 = 7,175.69 : x
2. Step 2: Convert to fraction form
   8,016.47/11,065.82 = 7,175.69/x
3. Step 3: Cross multiply
   8,016.47x = 11,065.82 × 7,175.69
4. Step 4: Simplify right side
   8,016.47x = 79,404,802.71
5. Step 5: Solve for x
   x = 79,404,802.71/8,016.47
6. Step 6: Final answer
   x = 9,905.21