Finding the Third Proportional to 80,818 and 108,713

Step by Step Solution

1. Step 1: Write the proportion equation
   80,818 : 108,713 = 108,713 : x
2. Step 2: Convert to fraction form
   80,818/108,713 = 108,713/x
3. Step 3: Cross multiply
   80,818x = 108,713 × 108,713
4. Step 4: Simplify right side
   80,818x = 11,818,516,369
5. Step 5: Solve for x
   x = 11,818,516,369/80,818
6. Step 6: Final answer
   x = 146,236.19