Finding the Fourth Proportional to 196,105.50, 270,629.91 and 106,681.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,105.50 : 270,629.91 = 106,681.50 : x
2. Step 2: Convert to fraction form
   196,105.50/270,629.91 = 106,681.50/x
3. Step 3: Cross multiply
   196,105.50x = 270,629.91 × 106,681.50
4. Step 4: Simplify right side
   196,105.50x = 28,871,204,743.67
5. Step 5: Solve for x
   x = 28,871,204,743.67/196,105.50
6. Step 6: Final answer
   x = 147,222.82