Finding the Fourth Proportional to 8,076.72, 12,110.72 and 4,127.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,076.72 : 12,110.72 = 4,127.36 : x
2. Step 2: Convert to fraction form
   8,076.72/12,110.72 = 4,127.36/x
3. Step 3: Cross multiply
   8,076.72x = 12,110.72 × 4,127.36
4. Step 4: Simplify right side
   8,076.72x = 49,985,301.30
5. Step 5: Solve for x
   x = 49,985,301.30/8,076.72
6. Step 6: Final answer
   x = 6,188.81