Finding the Fourth Proportional to 5,196.56, 7,172.96 and 4,136.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.56 : 7,172.96 = 4,136.27 : x
2. Step 2: Convert to fraction form
   5,196.56/7,172.96 = 4,136.27/x
3. Step 3: Cross multiply
   5,196.56x = 7,172.96 × 4,136.27
4. Step 4: Simplify right side
   5,196.56x = 29,669,242.71
5. Step 5: Solve for x
   x = 29,669,242.71/5,196.56
6. Step 6: Final answer
   x = 5,709.41