Finding the Third Proportional to 1,072,954 and 1,503,643

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,954 : 1,503,643 = 1,503,643 : x
2. Step 2: Convert to fraction form
   1,072,954/1,503,643 = 1,503,643/x
3. Step 3: Cross multiply
   1,072,954x = 1,503,643 × 1,503,643
4. Step 4: Simplify right side
   1,072,954x = 2,260,942,271,449
5. Step 5: Solve for x
   x = 2,260,942,271,449/1,072,954
6. Step 6: Final answer
   x = 2,107,212.68