Finding the Third Proportional to 141,632 and 213,544

Step by Step Solution

1. Step 1: Write the proportion equation
   141,632 : 213,544 = 213,544 : x
2. Step 2: Convert to fraction form
   141,632/213,544 = 213,544/x
3. Step 3: Cross multiply
   141,632x = 213,544 × 213,544
4. Step 4: Simplify right side
   141,632x = 45,601,039,936
5. Step 5: Solve for x
   x = 45,601,039,936/141,632
6. Step 6: Final answer
   x = 321,968.48