Finding the Fourth Proportional to 173,399.69, 239,136.05 and 144,424.27

Step by Step Solution

1. Step 1: Write the proportion equation
   173,399.69 : 239,136.05 = 144,424.27 : x
2. Step 2: Convert to fraction form
   173,399.69/239,136.05 = 144,424.27/x
3. Step 3: Cross multiply
   173,399.69x = 239,136.05 × 144,424.27
4. Step 4: Simplify right side
   173,399.69x = 34,537,047,954.39
5. Step 5: Solve for x
   x = 34,537,047,954.39/173,399.69
6. Step 6: Final answer
   x = 199,175.95