Finding the Third Proportional to 161,820 and 352,044

Step by Step Solution

1. Step 1: Write the proportion equation
   161,820 : 352,044 = 352,044 : x
2. Step 2: Convert to fraction form
   161,820/352,044 = 352,044/x
3. Step 3: Cross multiply
   161,820x = 352,044 × 352,044
4. Step 4: Simplify right side
   161,820x = 123,934,977,936
5. Step 5: Solve for x
   x = 123,934,977,936/161,820
6. Step 6: Final answer
   x = 765,881.71