Finding the Fourth Proportional to 142,738.39, 214,049.26 and 49,222.27

Step by Step Solution

1. Step 1: Write the proportion equation
   142,738.39 : 214,049.26 = 49,222.27 : x
2. Step 2: Convert to fraction form
   142,738.39/214,049.26 = 49,222.27/x
3. Step 3: Cross multiply
   142,738.39x = 214,049.26 × 49,222.27
4. Step 4: Simplify right side
   142,738.39x = 10,535,990,469.02
5. Step 5: Solve for x
   x = 10,535,990,469.02/142,738.39
6. Step 6: Final answer
   x = 73,813.29