Finding the Third Proportional to 451,105 and 939,530

Step by Step Solution

1. Step 1: Write the proportion equation
   451,105 : 939,530 = 939,530 : x
2. Step 2: Convert to fraction form
   451,105/939,530 = 939,530/x
3. Step 3: Cross multiply
   451,105x = 939,530 × 939,530
4. Step 4: Simplify right side
   451,105x = 882,716,620,900
5. Step 5: Solve for x
   x = 882,716,620,900/451,105
6. Step 6: Final answer
   x = 1,956,787.49