Finding the Fourth Proportional to 8,019.82, 12,029.60 and 3,090.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,019.82 : 12,029.60 = 3,090.54 : x
2. Step 2: Convert to fraction form
   8,019.82/12,029.60 = 3,090.54/x
3. Step 3: Cross multiply
   8,019.82x = 12,029.60 × 3,090.54
4. Step 4: Simplify right side
   8,019.82x = 37,177,959.98
5. Step 5: Solve for x
   x = 37,177,959.98/8,019.82
6. Step 6: Final answer
   x = 4,635.76