Finding the Third Proportional to 907,401 and 1,392,824

Step by Step Solution

1. Step 1: Write the proportion equation
   907,401 : 1,392,824 = 1,392,824 : x
2. Step 2: Convert to fraction form
   907,401/1,392,824 = 1,392,824/x
3. Step 3: Cross multiply
   907,401x = 1,392,824 × 1,392,824
4. Step 4: Simplify right side
   907,401x = 1,939,958,694,976
5. Step 5: Solve for x
   x = 1,939,958,694,976/907,401
6. Step 6: Final answer
   x = 2,137,928.76