Finding the Fourth Proportional to 22,112.14, 30,513.21 and 12,552.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,112.14 : 30,513.21 = 12,552.22 : x
2. Step 2: Convert to fraction form
   22,112.14/30,513.21 = 12,552.22/x
3. Step 3: Cross multiply
   22,112.14x = 30,513.21 × 12,552.22
4. Step 4: Simplify right side
   22,112.14x = 383,008,524.83
5. Step 5: Solve for x
   x = 383,008,524.83/22,112.14
6. Step 6: Final answer
   x = 17,321.19