Finding the Third Proportional to 404,300 and 626,883

Step by Step Solution

1. Step 1: Write the proportion equation
   404,300 : 626,883 = 626,883 : x
2. Step 2: Convert to fraction form
   404,300/626,883 = 626,883/x
3. Step 3: Cross multiply
   404,300x = 626,883 × 626,883
4. Step 4: Simplify right side
   404,300x = 392,982,295,689
5. Step 5: Solve for x
   x = 392,982,295,689/404,300
6. Step 6: Final answer
   x = 972,006.67