Finding the Fourth Proportional to 8,147.49, 12,204.83 and 5,651.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,147.49 : 12,204.83 = 5,651.57 : x
2. Step 2: Convert to fraction form
   8,147.49/12,204.83 = 5,651.57/x
3. Step 3: Cross multiply
   8,147.49x = 12,204.83 × 5,651.57
4. Step 4: Simplify right side
   8,147.49x = 68,976,463.93
5. Step 5: Solve for x
   x = 68,976,463.93/8,147.49
6. Step 6: Final answer
   x = 8,465.98