Finding the Third Proportional to 164,181 and 356,386

Step by Step Solution

1. Step 1: Write the proportion equation
   164,181 : 356,386 = 356,386 : x
2. Step 2: Convert to fraction form
   164,181/356,386 = 356,386/x
3. Step 3: Cross multiply
   164,181x = 356,386 × 356,386
4. Step 4: Simplify right side
   164,181x = 127,010,980,996
5. Step 5: Solve for x
   x = 127,010,980,996/164,181
6. Step 6: Final answer
   x = 773,603.41