Finding the Third Proportional to 162,308 and 352,003

Step by Step Solution

1. Step 1: Write the proportion equation
   162,308 : 352,003 = 352,003 : x
2. Step 2: Convert to fraction form
   162,308/352,003 = 352,003/x
3. Step 3: Cross multiply
   162,308x = 352,003 × 352,003
4. Step 4: Simplify right side
   162,308x = 123,906,112,009
5. Step 5: Solve for x
   x = 123,906,112,009/162,308
6. Step 6: Final answer
   x = 763,401.14