Finding the Fourth Proportional to 8,665.44, 12,995.46 and 5,541

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665.44 : 12,995.46 = 5,541 : x
2. Step 2: Convert to fraction form
   8,665.44/12,995.46 = 5,541/x
3. Step 3: Cross multiply
   8,665.44x = 12,995.46 × 5,541
4. Step 4: Simplify right side
   8,665.44x = 72,007,843.86
5. Step 5: Solve for x
   x = 72,007,843.86/8,665.44
6. Step 6: Final answer
   x = 8,309.77