Finding the Third Proportional to 284,852 and 440,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   284,852 : 440,924.50 = 440,924.50 : x
2. Step 2: Convert to fraction form
   284,852/440,924.50 = 440,924.50/x
3. Step 3: Cross multiply
   284,852x = 440,924.50 × 440,924.50
4. Step 4: Simplify right side
   284,852x = 194,414,414,700.25
5. Step 5: Solve for x
   x = 194,414,414,700.25/284,852
6. Step 6: Final answer
   x = 682,510.27