Finding the Third Proportional to 444,469 and 722,107.50

Step by Step Solution

1. Step 1: Write the proportion equation
   444,469 : 722,107.50 = 722,107.50 : x
2. Step 2: Convert to fraction form
   444,469/722,107.50 = 722,107.50/x
3. Step 3: Cross multiply
   444,469x = 722,107.50 × 722,107.50
4. Step 4: Simplify right side
   444,469x = 521,439,241,556.25
5. Step 5: Solve for x
   x = 521,439,241,556.25/444,469
6. Step 6: Final answer
   x = 1,173,173.48