Finding the Third Proportional to 109,612 and 164,419

Step by Step Solution

1. Step 1: Write the proportion equation
   109,612 : 164,419 = 164,419 : x
2. Step 2: Convert to fraction form
   109,612/164,419 = 164,419/x
3. Step 3: Cross multiply
   109,612x = 164,419 × 164,419
4. Step 4: Simplify right side
   109,612x = 27,033,607,561
5. Step 5: Solve for x
   x = 27,033,607,561/109,612
6. Step 6: Final answer
   x = 246,630.00