Finding the Third Proportional to 79,747 and 123,387

Step by Step Solution

1. Step 1: Write the proportion equation
   79,747 : 123,387 = 123,387 : x
2. Step 2: Convert to fraction form
   79,747/123,387 = 123,387/x
3. Step 3: Cross multiply
   79,747x = 123,387 × 123,387
4. Step 4: Simplify right side
   79,747x = 15,224,351,769
5. Step 5: Solve for x
   x = 15,224,351,769/79,747
6. Step 6: Final answer
   x = 190,908.14