Finding the Third Proportional to 162,785 and 333,487

Step by Step Solution

1. Step 1: Write the proportion equation
   162,785 : 333,487 = 333,487 : x
2. Step 2: Convert to fraction form
   162,785/333,487 = 333,487/x
3. Step 3: Cross multiply
   162,785x = 333,487 × 333,487
4. Step 4: Simplify right side
   162,785x = 111,213,579,169
5. Step 5: Solve for x
   x = 111,213,579,169/162,785
6. Step 6: Final answer
   x = 683,193.04