Finding the Fourth Proportional to 22,466.62, 31,003.74 and 12,395.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,466.62 : 31,003.74 = 12,395.15 : x
2. Step 2: Convert to fraction form
   22,466.62/31,003.74 = 12,395.15/x
3. Step 3: Cross multiply
   22,466.62x = 31,003.74 × 12,395.15
4. Step 4: Simplify right side
   22,466.62x = 384,296,007.86
5. Step 5: Solve for x
   x = 384,296,007.86/22,466.62
6. Step 6: Final answer
   x = 17,105.20