Finding the Third Proportional to 497,515.50 and 789,059.25

Step by Step Solution

1. Step 1: Write the proportion equation
   497,515.50 : 789,059.25 = 789,059.25 : x
2. Step 2: Convert to fraction form
   497,515.50/789,059.25 = 789,059.25/x
3. Step 3: Cross multiply
   497,515.50x = 789,059.25 × 789,059.25
4. Step 4: Simplify right side
   497,515.50x = 622,614,500,010.56
5. Step 5: Solve for x
   x = 622,614,500,010.56/497,515.50
6. Step 6: Final answer
   x = 1,251,447.44