Finding the Fourth Proportional to 8,018.81, 12,028.71 and 3,088.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,018.81 : 12,028.71 = 3,088.47 : x
2. Step 2: Convert to fraction form
   8,018.81/12,028.71 = 3,088.47/x
3. Step 3: Cross multiply
   8,018.81x = 12,028.71 × 3,088.47
4. Step 4: Simplify right side
   8,018.81x = 37,150,309.97
5. Step 5: Solve for x
   x = 37,150,309.97/8,018.81
6. Step 6: Final answer
   x = 4,632.90