Finding the Fourth Proportional to 22,369.16, 30,868.82 and 12,297.60

Step by Step Solution

1. Step 1: Write the proportion equation
   22,369.16 : 30,868.82 = 12,297.60 : x
2. Step 2: Convert to fraction form
   22,369.16/30,868.82 = 12,297.60/x
3. Step 3: Cross multiply
   22,369.16x = 30,868.82 × 12,297.60
4. Step 4: Simplify right side
   22,369.16x = 379,612,339.34
5. Step 5: Solve for x
   x = 379,612,339.34/22,369.16
6. Step 6: Final answer
   x = 16,970.35