Finding the Third Proportional to 679,144.50 and 1,414,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   679,144.50 : 1,414,057.50 = 1,414,057.50 : x
2. Step 2: Convert to fraction form
   679,144.50/1,414,057.50 = 1,414,057.50/x
3. Step 3: Cross multiply
   679,144.50x = 1,414,057.50 × 1,414,057.50
4. Step 4: Simplify right side
   679,144.50x = 1,999,558,613,306.25
5. Step 5: Solve for x
   x = 1,999,558,613,306.25/679,144.50
6. Step 6: Final answer
   x = 2,944,231.48