Finding the Third Proportional to 442,300.50 and 667,116

Step by Step Solution

1. Step 1: Write the proportion equation
   442,300.50 : 667,116 = 667,116 : x
2. Step 2: Convert to fraction form
   442,300.50/667,116 = 667,116/x
3. Step 3: Cross multiply
   442,300.50x = 667,116 × 667,116
4. Step 4: Simplify right side
   442,300.50x = 445,043,757,456
5. Step 5: Solve for x
   x = 445,043,757,456/442,300.50
6. Step 6: Final answer
   x = 1,006,202.25