Finding the Third Proportional to 92,544 and 139,456

Step by Step Solution

1. Step 1: Write the proportion equation
   92,544 : 139,456 = 139,456 : x
2. Step 2: Convert to fraction form
   92,544/139,456 = 139,456/x
3. Step 3: Cross multiply
   92,544x = 139,456 × 139,456
4. Step 4: Simplify right side
   92,544x = 19,447,975,936
5. Step 5: Solve for x
   x = 19,447,975,936/92,544
6. Step 6: Final answer
   x = 210,148.43