Finding the Fourth Proportional to 8,108.28, 12,098.94 and 7,058.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,108.28 : 12,098.94 = 7,058.52 : x
2. Step 2: Convert to fraction form
   8,108.28/12,098.94 = 7,058.52/x
3. Step 3: Cross multiply
   8,108.28x = 12,098.94 × 7,058.52
4. Step 4: Simplify right side
   8,108.28x = 85,400,609.97
5. Step 5: Solve for x
   x = 85,400,609.97/8,108.28
6. Step 6: Final answer
   x = 10,532.52