Finding the Third Proportional to 123,568 and 164,817

Step by Step Solution

1. Step 1: Write the proportion equation
   123,568 : 164,817 = 164,817 : x
2. Step 2: Convert to fraction form
   123,568/164,817 = 164,817/x
3. Step 3: Cross multiply
   123,568x = 164,817 × 164,817
4. Step 4: Simplify right side
   123,568x = 27,164,643,489
5. Step 5: Solve for x
   x = 27,164,643,489/123,568
6. Step 6: Final answer
   x = 219,835.58