Finding the Fourth Proportional to 22,296.05, 30,768.43 and 12,224.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,296.05 : 30,768.43 = 12,224.92 : x
2. Step 2: Convert to fraction form
   22,296.05/30,768.43 = 12,224.92/x
3. Step 3: Cross multiply
   22,296.05x = 30,768.43 × 12,224.92
4. Step 4: Simplify right side
   22,296.05x = 376,141,380.31
5. Step 5: Solve for x
   x = 376,141,380.31/22,296.05
6. Step 6: Final answer
   x = 16,870.31