Finding the Third Proportional to 28,732 and 63,224

Step by Step Solution

1. Step 1: Write the proportion equation
   28,732 : 63,224 = 63,224 : x
2. Step 2: Convert to fraction form
   28,732/63,224 = 63,224/x
3. Step 3: Cross multiply
   28,732x = 63,224 × 63,224
4. Step 4: Simplify right side
   28,732x = 3,997,274,176
5. Step 5: Solve for x
   x = 3,997,274,176/28,732
6. Step 6: Final answer
   x = 139,122.73