Finding the Third Proportional to 141,662 and 309,604

Step by Step Solution

1. Step 1: Write the proportion equation
   141,662 : 309,604 = 309,604 : x
2. Step 2: Convert to fraction form
   141,662/309,604 = 309,604/x
3. Step 3: Cross multiply
   141,662x = 309,604 × 309,604
4. Step 4: Simplify right side
   141,662x = 95,854,636,816
5. Step 5: Solve for x
   x = 95,854,636,816/141,662
6. Step 6: Final answer
   x = 676,643.26