Finding the Third Proportional to 100,705 and 141,170

Step by Step Solution

1. Step 1: Write the proportion equation
   100,705 : 141,170 = 141,170 : x
2. Step 2: Convert to fraction form
   100,705/141,170 = 141,170/x
3. Step 3: Cross multiply
   100,705x = 141,170 × 141,170
4. Step 4: Simplify right side
   100,705x = 19,928,968,900
5. Step 5: Solve for x
   x = 19,928,968,900/100,705
6. Step 6: Final answer
   x = 197,894.53