Finding the Third Proportional to 65,469 and 100,109

Step by Step Solution

1. Step 1: Write the proportion equation
   65,469 : 100,109 = 100,109 : x
2. Step 2: Convert to fraction form
   65,469/100,109 = 100,109/x
3. Step 3: Cross multiply
   65,469x = 100,109 × 100,109
4. Step 4: Simplify right side
   65,469x = 10,021,811,881
5. Step 5: Solve for x
   x = 10,021,811,881/65,469
6. Step 6: Final answer
   x = 153,077.21