Finding the Third Proportional to 307,452 and 675,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   307,452 : 675,433.50 = 675,433.50 : x
2. Step 2: Convert to fraction form
   307,452/675,433.50 = 675,433.50/x
3. Step 3: Cross multiply
   307,452x = 675,433.50 × 675,433.50
4. Step 4: Simplify right side
   307,452x = 456,210,412,922.25
5. Step 5: Solve for x
   x = 456,210,412,922.25/307,452
6. Step 6: Final answer
   x = 1,483,842.72