Finding the Fourth Proportional to 12,262.67, 18,404.95 and 8,369.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,262.67 : 18,404.95 = 8,369.81 : x
2. Step 2: Convert to fraction form
   12,262.67/18,404.95 = 8,369.81/x
3. Step 3: Cross multiply
   12,262.67x = 18,404.95 × 8,369.81
4. Step 4: Simplify right side
   12,262.67x = 154,045,959.65
5. Step 5: Solve for x
   x = 154,045,959.65/12,262.67
6. Step 6: Final answer
   x = 12,562.18