Finding the Third Proportional to 50,650 and 78,622

Step by Step Solution

1. Step 1: Write the proportion equation
   50,650 : 78,622 = 78,622 : x
2. Step 2: Convert to fraction form
   50,650/78,622 = 78,622/x
3. Step 3: Cross multiply
   50,650x = 78,622 × 78,622
4. Step 4: Simplify right side
   50,650x = 6,181,418,884
5. Step 5: Solve for x
   x = 6,181,418,884/50,650
6. Step 6: Final answer
   x = 122,041.83