Finding the Third Proportional to 42,108 and 65,622

Step by Step Solution

1. Step 1: Write the proportion equation
   42,108 : 65,622 = 65,622 : x
2. Step 2: Convert to fraction form
   42,108/65,622 = 65,622/x
3. Step 3: Cross multiply
   42,108x = 65,622 × 65,622
4. Step 4: Simplify right side
   42,108x = 4,306,246,884
5. Step 5: Solve for x
   x = 4,306,246,884/42,108
6. Step 6: Final answer
   x = 102,266.72