Finding the Third Proportional to 305,337 and 449,125.50

Step by Step Solution

1. Step 1: Write the proportion equation
   305,337 : 449,125.50 = 449,125.50 : x
2. Step 2: Convert to fraction form
   305,337/449,125.50 = 449,125.50/x
3. Step 3: Cross multiply
   305,337x = 449,125.50 × 449,125.50
4. Step 4: Simplify right side
   305,337x = 201,713,714,750.25
5. Step 5: Solve for x
   x = 201,713,714,750.25/305,337
6. Step 6: Final answer
   x = 660,626.50