Finding the Third Proportional to 20,112 and 28,968

Step by Step Solution

1. Step 1: Write the proportion equation
   20,112 : 28,968 = 28,968 : x
2. Step 2: Convert to fraction form
   20,112/28,968 = 28,968/x
3. Step 3: Cross multiply
   20,112x = 28,968 × 28,968
4. Step 4: Simplify right side
   20,112x = 839,145,024
5. Step 5: Solve for x
   x = 839,145,024/20,112
6. Step 6: Final answer
   x = 41,723.60