Finding the Third Proportional to 143,016.75 and 194,234.25

Step by Step Solution

1. Step 1: Write the proportion equation
   143,016.75 : 194,234.25 = 194,234.25 : x
2. Step 2: Convert to fraction form
   143,016.75/194,234.25 = 194,234.25/x
3. Step 3: Cross multiply
   143,016.75x = 194,234.25 × 194,234.25
4. Step 4: Simplify right side
   143,016.75x = 37,726,943,873.06
5. Step 5: Solve for x
   x = 37,726,943,873.06/143,016.75
6. Step 6: Final answer
   x = 263,793.88