Finding the Fourth Proportional to 140,571.92, 193,984.41 and 80,162.00

Step by Step Solution

1. Step 1: Write the proportion equation
   140,571.92 : 193,984.41 = 80,162.00 : x
2. Step 2: Convert to fraction form
   140,571.92/193,984.41 = 80,162.00/x
3. Step 3: Cross multiply
   140,571.92x = 193,984.41 × 80,162.00
4. Step 4: Simplify right side
   140,571.92x = 15,550,177,304.50
5. Step 5: Solve for x
   x = 15,550,177,304.50/140,571.92
6. Step 6: Final answer
   x = 110,620.80