Finding the Fourth Proportional to 22,467.17, 31,004.55 and 12,395.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,467.17 : 31,004.55 = 12,395.54 : x
2. Step 2: Convert to fraction form
   22,467.17/31,004.55 = 12,395.54/x
3. Step 3: Cross multiply
   22,467.17x = 31,004.55 × 12,395.54
4. Step 4: Simplify right side
   22,467.17x = 384,317,984.68
5. Step 5: Solve for x
   x = 384,317,984.68/22,467.17
6. Step 6: Final answer
   x = 17,105.76