Finding the Fourth Proportional to 195,667.50, 270,021.15 and 106,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,667.50 : 270,021.15 = 106,243.50 : x
2. Step 2: Convert to fraction form
   195,667.50/270,021.15 = 106,243.50/x
3. Step 3: Cross multiply
   195,667.50x = 270,021.15 × 106,243.50
4. Step 4: Simplify right side
   195,667.50x = 28,687,992,050.03
5. Step 5: Solve for x
   x = 28,687,992,050.03/195,667.50
6. Step 6: Final answer
   x = 146,616.03