Finding the Fourth Proportional to 8,262.42, 12,395.16 and 4,936.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,262.42 : 12,395.16 = 4,936.47 : x
2. Step 2: Convert to fraction form
   8,262.42/12,395.16 = 4,936.47/x
3. Step 3: Cross multiply
   8,262.42x = 12,395.16 × 4,936.47
4. Step 4: Simplify right side
   8,262.42x = 61,188,344.69
5. Step 5: Solve for x
   x = 61,188,344.69/8,262.42
6. Step 6: Final answer
   x = 7,405.62