Finding the Fourth Proportional to 8,045.28, 12,061.44 and 3,660.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,045.28 : 12,061.44 = 3,660.48 : x
2. Step 2: Convert to fraction form
   8,045.28/12,061.44 = 3,660.48/x
3. Step 3: Cross multiply
   8,045.28x = 12,061.44 × 3,660.48
4. Step 4: Simplify right side
   8,045.28x = 44,150,659.89
5. Step 5: Solve for x
   x = 44,150,659.89/8,045.28
6. Step 6: Final answer
   x = 5,487.77