Finding the Third Proportional to 20,920 and 32,814

Step by Step Solution

1. Step 1: Write the proportion equation
   20,920 : 32,814 = 32,814 : x
2. Step 2: Convert to fraction form
   20,920/32,814 = 32,814/x
3. Step 3: Cross multiply
   20,920x = 32,814 × 32,814
4. Step 4: Simplify right side
   20,920x = 1,076,758,596
5. Step 5: Solve for x
   x = 1,076,758,596/20,920
6. Step 6: Final answer
   x = 51,470.30