Finding the Fourth Proportional to 9,111.98, 12,575.92 and 6,568.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,111.98 : 12,575.92 = 6,568.18 : x
2. Step 2: Convert to fraction form
   9,111.98/12,575.92 = 6,568.18/x
3. Step 3: Cross multiply
   9,111.98x = 12,575.92 × 6,568.18
4. Step 4: Simplify right side
   9,111.98x = 82,600,906.23
5. Step 5: Solve for x
   x = 82,600,906.23/9,111.98
6. Step 6: Final answer
   x = 9,065.09