Finding the Third Proportional to 1,096,454 and 1,687,498

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,454 : 1,687,498 = 1,687,498 : x
2. Step 2: Convert to fraction form
   1,096,454/1,687,498 = 1,687,498/x
3. Step 3: Cross multiply
   1,096,454x = 1,687,498 × 1,687,498
4. Step 4: Simplify right side
   1,096,454x = 2,847,649,500,004
5. Step 5: Solve for x
   x = 2,847,649,500,004/1,096,454
6. Step 6: Final answer
   x = 2,597,144.52