Finding the Fourth Proportional to 22,136.56, 30,549 and 12,576.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,136.56 : 30,549 = 12,576.22 : x
2. Step 2: Convert to fraction form
   22,136.56/30,549 = 12,576.22/x
3. Step 3: Cross multiply
   22,136.56x = 30,549 × 12,576.22
4. Step 4: Simplify right side
   22,136.56x = 384,190,944.78
5. Step 5: Solve for x
   x = 384,190,944.78/22,136.56
6. Step 6: Final answer
   x = 17,355.49