Finding the Fourth Proportional to 244,605.42, 366,903.27 and 139,198.50

Step by Step Solution

1. Step 1: Write the proportion equation
   244,605.42 : 366,903.27 = 139,198.50 : x
2. Step 2: Convert to fraction form
   244,605.42/366,903.27 = 139,198.50/x
3. Step 3: Cross multiply
   244,605.42x = 366,903.27 × 139,198.50
4. Step 4: Simplify right side
   244,605.42x = 51,072,384,829.10
5. Step 5: Solve for x
   x = 51,072,384,829.10/244,605.42
6. Step 6: Final answer
   x = 208,794.98