Finding the Third Proportional to 50,388 and 105,636

Step by Step Solution

1. Step 1: Write the proportion equation
   50,388 : 105,636 = 105,636 : x
2. Step 2: Convert to fraction form
   50,388/105,636 = 105,636/x
3. Step 3: Cross multiply
   50,388x = 105,636 × 105,636
4. Step 4: Simplify right side
   50,388x = 11,158,964,496
5. Step 5: Solve for x
   x = 11,158,964,496/50,388
6. Step 6: Final answer
   x = 221,460.75