Finding the Third Proportional to 65,709 and 99,862

Step by Step Solution

1. Step 1: Write the proportion equation
   65,709 : 99,862 = 99,862 : x
2. Step 2: Convert to fraction form
   65,709/99,862 = 99,862/x
3. Step 3: Cross multiply
   65,709x = 99,862 × 99,862
4. Step 4: Simplify right side
   65,709x = 9,972,419,044
5. Step 5: Solve for x
   x = 9,972,419,044/65,709
6. Step 6: Final answer
   x = 151,766.41