Finding the Third Proportional to 80,330 and 123,572

Step by Step Solution

1. Step 1: Write the proportion equation
   80,330 : 123,572 = 123,572 : x
2. Step 2: Convert to fraction form
   80,330/123,572 = 123,572/x
3. Step 3: Cross multiply
   80,330x = 123,572 × 123,572
4. Step 4: Simplify right side
   80,330x = 15,270,039,184
5. Step 5: Solve for x
   x = 15,270,039,184/80,330
6. Step 6: Final answer
   x = 190,091.36