Finding the Fourth Proportional to 22,368.72, 30,868.22 and 12,297.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,368.72 : 30,868.22 = 12,297.18 : x
2. Step 2: Convert to fraction form
   22,368.72/30,868.22 = 12,297.18/x
3. Step 3: Cross multiply
   22,368.72x = 30,868.22 × 12,297.18
4. Step 4: Simplify right side
   22,368.72x = 379,591,996.13
5. Step 5: Solve for x
   x = 379,591,996.13/22,368.72
6. Step 6: Final answer
   x = 16,969.77