Finding the Fourth Proportional to 8,414.88, 11,610.72 and 5,628.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,414.88 : 11,610.72 = 5,628.48 : x
2. Step 2: Convert to fraction form
   8,414.88/11,610.72 = 5,628.48/x
3. Step 3: Cross multiply
   8,414.88x = 11,610.72 × 5,628.48
4. Step 4: Simplify right side
   8,414.88x = 65,350,705.31
5. Step 5: Solve for x
   x = 65,350,705.31/8,414.88
6. Step 6: Final answer
   x = 7,766.09