Finding the Fourth Proportional to 8,982.42, 12,396.41 and 5,206.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,982.42 : 12,396.41 = 5,206.60 : x
2. Step 2: Convert to fraction form
   8,982.42/12,396.41 = 5,206.60/x
3. Step 3: Cross multiply
   8,982.42x = 12,396.41 × 5,206.60
4. Step 4: Simplify right side
   8,982.42x = 64,543,148.31
5. Step 5: Solve for x
   x = 64,543,148.31/8,982.42
6. Step 6: Final answer
   x = 7,185.50