Finding the Third Proportional to 307,759.50 and 451,008

Step by Step Solution

1. Step 1: Write the proportion equation
   307,759.50 : 451,008 = 451,008 : x
2. Step 2: Convert to fraction form
   307,759.50/451,008 = 451,008/x
3. Step 3: Cross multiply
   307,759.50x = 451,008 × 451,008
4. Step 4: Simplify right side
   307,759.50x = 203,408,216,064
5. Step 5: Solve for x
   x = 203,408,216,064/307,759.50
6. Step 6: Final answer
   x = 660,932.37