Finding the Third Proportional to 82,908 and 168,063

Step by Step Solution

1. Step 1: Write the proportion equation
   82,908 : 168,063 = 168,063 : x
2. Step 2: Convert to fraction form
   82,908/168,063 = 168,063/x
3. Step 3: Cross multiply
   82,908x = 168,063 × 168,063
4. Step 4: Simplify right side
   82,908x = 28,245,171,969
5. Step 5: Solve for x
   x = 28,245,171,969/82,908
6. Step 6: Final answer
   x = 340,680.90