Finding the Third Proportional to 441,432 and 683,383.50

Step by Step Solution

1. Step 1: Write the proportion equation
   441,432 : 683,383.50 = 683,383.50 : x
2. Step 2: Convert to fraction form
   441,432/683,383.50 = 683,383.50/x
3. Step 3: Cross multiply
   441,432x = 683,383.50 × 683,383.50
4. Step 4: Simplify right side
   441,432x = 467,013,008,072.25
5. Step 5: Solve for x
   x = 467,013,008,072.25/441,432
6. Step 6: Final answer
   x = 1,057,950.05