Finding the Third Proportional to 283,662 and 614,571.75

Step by Step Solution

1. Step 1: Write the proportion equation
   283,662 : 614,571.75 = 614,571.75 : x
2. Step 2: Convert to fraction form
   283,662/614,571.75 = 614,571.75/x
3. Step 3: Cross multiply
   283,662x = 614,571.75 × 614,571.75
4. Step 4: Simplify right side
   283,662x = 377,698,435,898.06
5. Step 5: Solve for x
   x = 377,698,435,898.06/283,662
6. Step 6: Final answer
   x = 1,331,508.75