Finding the Fourth Proportional to 22,368.56, 30,869.42 and 12,297.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,368.56 : 30,869.42 = 12,297.94 : x
2. Step 2: Convert to fraction form
   22,368.56/30,869.42 = 12,297.94/x
3. Step 3: Cross multiply
   22,368.56x = 30,869.42 × 12,297.94
4. Step 4: Simplify right side
   22,368.56x = 379,630,136.33
5. Step 5: Solve for x
   x = 379,630,136.33/22,368.56
6. Step 6: Final answer
   x = 16,971.60