Finding the Third Proportional to 483,717 and 762,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   483,717 : 762,682.50 = 762,682.50 : x
2. Step 2: Convert to fraction form
   483,717/762,682.50 = 762,682.50/x
3. Step 3: Cross multiply
   483,717x = 762,682.50 × 762,682.50
4. Step 4: Simplify right side
   483,717x = 581,684,595,806.25
5. Step 5: Solve for x
   x = 581,684,595,806.25/483,717
6. Step 6: Final answer
   x = 1,202,530.81