Finding the Third Proportional to 56,443 and 82,977

Step by Step Solution

1. Step 1: Write the proportion equation
   56,443 : 82,977 = 82,977 : x
2. Step 2: Convert to fraction form
   56,443/82,977 = 82,977/x
3. Step 3: Cross multiply
   56,443x = 82,977 × 82,977
4. Step 4: Simplify right side
   56,443x = 6,885,182,529
5. Step 5: Solve for x
   x = 6,885,182,529/56,443
6. Step 6: Final answer
   x = 121,984.70