Finding the Fourth Proportional to 7,040.67, 10,564.67 and 5,108.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,040.67 : 10,564.67 = 5,108.82 : x
2. Step 2: Convert to fraction form
   7,040.67/10,564.67 = 5,108.82/x
3. Step 3: Cross multiply
   7,040.67x = 10,564.67 × 5,108.82
4. Step 4: Simplify right side
   7,040.67x = 53,972,997.39
5. Step 5: Solve for x
   x = 53,972,997.39/7,040.67
6. Step 6: Final answer
   x = 7,665.89