Finding the Third Proportional to 419,954 and 907,300

Step by Step Solution

1. Step 1: Write the proportion equation
   419,954 : 907,300 = 907,300 : x
2. Step 2: Convert to fraction form
   419,954/907,300 = 907,300/x
3. Step 3: Cross multiply
   419,954x = 907,300 × 907,300
4. Step 4: Simplify right side
   419,954x = 823,193,290,000
5. Step 5: Solve for x
   x = 823,193,290,000/419,954
6. Step 6: Final answer
   x = 1,960,198.71