Finding the Third Proportional to 78,622 and 169,756

Step by Step Solution

1. Step 1: Write the proportion equation
   78,622 : 169,756 = 169,756 : x
2. Step 2: Convert to fraction form
   78,622/169,756 = 169,756/x
3. Step 3: Cross multiply
   78,622x = 169,756 × 169,756
4. Step 4: Simplify right side
   78,622x = 28,817,099,536
5. Step 5: Solve for x
   x = 28,817,099,536/78,622
6. Step 6: Final answer
   x = 366,527.17