Finding the Third Proportional to 162,845 and 333,586

Step by Step Solution

1. Step 1: Write the proportion equation
   162,845 : 333,586 = 333,586 : x
2. Step 2: Convert to fraction form
   162,845/333,586 = 333,586/x
3. Step 3: Cross multiply
   162,845x = 333,586 × 333,586
4. Step 4: Simplify right side
   162,845x = 111,279,619,396
5. Step 5: Solve for x
   x = 111,279,619,396/162,845
6. Step 6: Final answer
   x = 683,346.86