Finding the Third Proportional to 78,732 and 169,906

Step by Step Solution

1. Step 1: Write the proportion equation
   78,732 : 169,906 = 169,906 : x
2. Step 2: Convert to fraction form
   78,732/169,906 = 169,906/x
3. Step 3: Cross multiply
   78,732x = 169,906 × 169,906
4. Step 4: Simplify right side
   78,732x = 28,868,048,836
5. Step 5: Solve for x
   x = 28,868,048,836/78,732
6. Step 6: Final answer
   x = 366,662.21