Finding the Third Proportional to 65,674 and 139,532

Step by Step Solution

1. Step 1: Write the proportion equation
   65,674 : 139,532 = 139,532 : x
2. Step 2: Convert to fraction form
   65,674/139,532 = 139,532/x
3. Step 3: Cross multiply
   65,674x = 139,532 × 139,532
4. Step 4: Simplify right side
   65,674x = 19,469,179,024
5. Step 5: Solve for x
   x = 19,469,179,024/65,674
6. Step 6: Final answer
   x = 296,451.85