Finding the Fourth Proportional to 22,296.82, 30,768.79 and 12,225.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,296.82 : 30,768.79 = 12,225.04 : x
2. Step 2: Convert to fraction form
   22,296.82/30,768.79 = 12,225.04/x
3. Step 3: Cross multiply
   22,296.82x = 30,768.79 × 12,225.04
4. Step 4: Simplify right side
   22,296.82x = 376,149,688.50
5. Step 5: Solve for x
   x = 376,149,688.50/22,296.82
6. Step 6: Final answer
   x = 16,870.10