Finding the Third Proportional to 50,422 and 72,636

Step by Step Solution

1. Step 1: Write the proportion equation
   50,422 : 72,636 = 72,636 : x
2. Step 2: Convert to fraction form
   50,422/72,636 = 72,636/x
3. Step 3: Cross multiply
   50,422x = 72,636 × 72,636
4. Step 4: Simplify right side
   50,422x = 5,275,988,496
5. Step 5: Solve for x
   x = 5,275,988,496/50,422
6. Step 6: Final answer
   x = 104,636.64