Finding the Third Proportional to 85,908 and 123,736

Step by Step Solution

1. Step 1: Write the proportion equation
   85,908 : 123,736 = 123,736 : x
2. Step 2: Convert to fraction form
   85,908/123,736 = 123,736/x
3. Step 3: Cross multiply
   85,908x = 123,736 × 123,736
4. Step 4: Simplify right side
   85,908x = 15,310,597,696
5. Step 5: Solve for x
   x = 15,310,597,696/85,908
6. Step 6: Final answer
   x = 178,220.86