Finding the Third Proportional to 480,717 and 754,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   480,717 : 754,069.50 = 754,069.50 : x
2. Step 2: Convert to fraction form
   480,717/754,069.50 = 754,069.50/x
3. Step 3: Cross multiply
   480,717x = 754,069.50 × 754,069.50
4. Step 4: Simplify right side
   480,717x = 568,620,810,830.25
5. Step 5: Solve for x
   x = 568,620,810,830.25/480,717
6. Step 6: Final answer
   x = 1,182,859.79