Finding the Third Proportional to 14,968.69 and 20,812.81

Step by Step Solution

1. Step 1: Write the proportion equation
   14,968.69 : 20,812.81 = 20,812.81 : x
2. Step 2: Convert to fraction form
   14,968.69/20,812.81 = 20,812.81/x
3. Step 3: Cross multiply
   14,968.69x = 20,812.81 × 20,812.81
4. Step 4: Simplify right side
   14,968.69x = 433,173,164.16
5. Step 5: Solve for x
   x = 433,173,164.16/14,968.69
6. Step 6: Final answer
   x = 28,938.62