Finding the Fourth Proportional to 8,654.72, 11,944.62 and 5,673.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,654.72 : 11,944.62 = 5,673.08 : x
2. Step 2: Convert to fraction form
   8,654.72/11,944.62 = 5,673.08/x
3. Step 3: Cross multiply
   8,654.72x = 11,944.62 × 5,673.08
4. Step 4: Simplify right side
   8,654.72x = 67,762,784.83
5. Step 5: Solve for x
   x = 67,762,784.83/8,654.72
6. Step 6: Final answer
   x = 7,829.58