Finding the Third Proportional to 42,443 and 65,511

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443 : 65,511 = 65,511 : x
2. Step 2: Convert to fraction form
   42,443/65,511 = 65,511/x
3. Step 3: Cross multiply
   42,443x = 65,511 × 65,511
4. Step 4: Simplify right side
   42,443x = 4,291,691,121
5. Step 5: Solve for x
   x = 4,291,691,121/42,443
6. Step 6: Final answer
   x = 101,116.58