Finding the Third Proportional to 105,243 and 160,997

Step by Step Solution

1. Step 1: Write the proportion equation
   105,243 : 160,997 = 160,997 : x
2. Step 2: Convert to fraction form
   105,243/160,997 = 160,997/x
3. Step 3: Cross multiply
   105,243x = 160,997 × 160,997
4. Step 4: Simplify right side
   105,243x = 25,920,034,009
5. Step 5: Solve for x
   x = 25,920,034,009/105,243
6. Step 6: Final answer
   x = 246,287.49