Finding the Third Proportional to 85,810 and 179,828

Step by Step Solution

1. Step 1: Write the proportion equation
   85,810 : 179,828 = 179,828 : x
2. Step 2: Convert to fraction form
   85,810/179,828 = 179,828/x
3. Step 3: Cross multiply
   85,810x = 179,828 × 179,828
4. Step 4: Simplify right side
   85,810x = 32,338,109,584
5. Step 5: Solve for x
   x = 32,338,109,584/85,810
6. Step 6: Final answer
   x = 376,857.12