Finding the Fourth Proportional to 8,982.69, 12,397.74 and 5,208.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,982.69 : 12,397.74 = 5,208.27 : x
2. Step 2: Convert to fraction form
   8,982.69/12,397.74 = 5,208.27/x
3. Step 3: Cross multiply
   8,982.69x = 12,397.74 × 5,208.27
4. Step 4: Simplify right side
   8,982.69x = 64,570,777.31
5. Step 5: Solve for x
   x = 64,570,777.31/8,982.69
6. Step 6: Final answer
   x = 7,188.36