Finding the Third Proportional to 453,930 and 682,855.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,930 : 682,855.50 = 682,855.50 : x
2. Step 2: Convert to fraction form
   453,930/682,855.50 = 682,855.50/x
3. Step 3: Cross multiply
   453,930x = 682,855.50 × 682,855.50
4. Step 4: Simplify right side
   453,930x = 466,291,633,880.25
5. Step 5: Solve for x
   x = 466,291,633,880.25/453,930
6. Step 6: Final answer
   x = 1,027,232.47