Finding the Third Proportional to 1,082,039 and 1,688,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082,039 : 1,688,564 = 1,688,564 : x
2. Step 2: Convert to fraction form
   1,082,039/1,688,564 = 1,688,564/x
3. Step 3: Cross multiply
   1,082,039x = 1,688,564 × 1,688,564
4. Step 4: Simplify right side
   1,082,039x = 2,851,248,382,096
5. Step 5: Solve for x
   x = 2,851,248,382,096/1,082,039
6. Step 6: Final answer
   x = 2,635,069.88