Finding the Third Proportional to 1,103,450 and 1,687,246

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,450 : 1,687,246 = 1,687,246 : x
2. Step 2: Convert to fraction form
   1,103,450/1,687,246 = 1,687,246/x
3. Step 3: Cross multiply
   1,103,450x = 1,687,246 × 1,687,246
4. Step 4: Simplify right side
   1,103,450x = 2,846,799,064,516
5. Step 5: Solve for x
   x = 2,846,799,064,516/1,103,450
6. Step 6: Final answer
   x = 2,579,907.62