Finding the Fourth Proportional to 195,046.50, 269,164.17 and 105,622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,046.50 : 269,164.17 = 105,622.50 : x
2. Step 2: Convert to fraction form
   195,046.50/269,164.17 = 105,622.50/x
3. Step 3: Cross multiply
   195,046.50x = 269,164.17 × 105,622.50
4. Step 4: Simplify right side
   195,046.50x = 28,429,792,545.83
5. Step 5: Solve for x
   x = 28,429,792,545.83/195,046.50
6. Step 6: Final answer
   x = 145,759.05