Finding the Fourth Proportional to 8,041.56, 12,064.77 and 3,109.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,041.56 : 12,064.77 = 3,109.47 : x
2. Step 2: Convert to fraction form
   8,041.56/12,064.77 = 3,109.47/x
3. Step 3: Cross multiply
   8,041.56x = 12,064.77 × 3,109.47
4. Step 4: Simplify right side
   8,041.56x = 37,515,040.37
5. Step 5: Solve for x
   x = 37,515,040.37/8,041.56
6. Step 6: Final answer
   x = 4,665.14