Finding the Third Proportional to 1,271,612 and 1,782,425

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,612 : 1,782,425 = 1,782,425 : x
2. Step 2: Convert to fraction form
   1,271,612/1,782,425 = 1,782,425/x
3. Step 3: Cross multiply
   1,271,612x = 1,782,425 × 1,782,425
4. Step 4: Simplify right side
   1,271,612x = 3,177,038,880,625
5. Step 5: Solve for x
   x = 3,177,038,880,625/1,271,612
6. Step 6: Final answer
   x = 2,498,434.18