Finding the Fourth Proportional to 8,404.48, 11,598.24 and 4,678.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,404.48 : 11,598.24 = 4,678.56 : x
2. Step 2: Convert to fraction form
   8,404.48/11,598.24 = 4,678.56/x
3. Step 3: Cross multiply
   8,404.48x = 11,598.24 × 4,678.56
4. Step 4: Simplify right side
   8,404.48x = 54,263,061.73
5. Step 5: Solve for x
   x = 54,263,061.73/8,404.48
6. Step 6: Final answer
   x = 6,456.44