Finding the Fourth Proportional to 8,045.54, 12,064.89 and 3,665.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,045.54 : 12,064.89 = 3,665.78 : x
2. Step 2: Convert to fraction form
   8,045.54/12,064.89 = 3,665.78/x
3. Step 3: Cross multiply
   8,045.54x = 12,064.89 × 3,665.78
4. Step 4: Simplify right side
   8,045.54x = 44,227,223.30
5. Step 5: Solve for x
   x = 44,227,223.30/8,045.54
6. Step 6: Final answer
   x = 5,497.11