Finding the Third Proportional to 63,636 and 143,774

Step by Step Solution

1. Step 1: Write the proportion equation
   63,636 : 143,774 = 143,774 : x
2. Step 2: Convert to fraction form
   63,636/143,774 = 143,774/x
3. Step 3: Cross multiply
   63,636x = 143,774 × 143,774
4. Step 4: Simplify right side
   63,636x = 20,670,963,076
5. Step 5: Solve for x
   x = 20,670,963,076/63,636
6. Step 6: Final answer
   x = 324,831.28