Finding the Third Proportional to 1,271,614 and 1,782,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,614 : 1,782,428 = 1,782,428 : x
2. Step 2: Convert to fraction form
   1,271,614/1,782,428 = 1,782,428/x
3. Step 3: Cross multiply
   1,271,614x = 1,782,428 × 1,782,428
4. Step 4: Simplify right side
   1,271,614x = 3,177,049,575,184
5. Step 5: Solve for x
   x = 3,177,049,575,184/1,271,614
6. Step 6: Final answer
   x = 2,498,438.66