Finding the Fourth Proportional to 8,648.47, 11,934.25 and 5,111.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648.47 : 11,934.25 = 5,111.02 : x
2. Step 2: Convert to fraction form
   8,648.47/11,934.25 = 5,111.02/x
3. Step 3: Cross multiply
   8,648.47x = 11,934.25 × 5,111.02
4. Step 4: Simplify right side
   8,648.47x = 60,996,190.44
5. Step 5: Solve for x
   x = 60,996,190.44/8,648.47
6. Step 6: Final answer
   x = 7,052.83