Finding the Third Proportional to 20,856 and 32,776

Step by Step Solution

1. Step 1: Write the proportion equation
   20,856 : 32,776 = 32,776 : x
2. Step 2: Convert to fraction form
   20,856/32,776 = 32,776/x
3. Step 3: Cross multiply
   20,856x = 32,776 × 32,776
4. Step 4: Simplify right side
   20,856x = 1,074,266,176
5. Step 5: Solve for x
   x = 1,074,266,176/20,856
6. Step 6: Final answer
   x = 51,508.73