Finding the Third Proportional to 50,664 and 80,862

Step by Step Solution

1. Step 1: Write the proportion equation
   50,664 : 80,862 = 80,862 : x
2. Step 2: Convert to fraction form
   50,664/80,862 = 80,862/x
3. Step 3: Cross multiply
   50,664x = 80,862 × 80,862
4. Step 4: Simplify right side
   50,664x = 6,538,663,044
5. Step 5: Solve for x
   x = 6,538,663,044/50,664
6. Step 6: Final answer
   x = 129,059.35