Finding the Third Proportional to 1,355,676 and 1,988,202

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,676 : 1,988,202 = 1,988,202 : x
2. Step 2: Convert to fraction form
   1,355,676/1,988,202 = 1,988,202/x
3. Step 3: Cross multiply
   1,355,676x = 1,988,202 × 1,988,202
4. Step 4: Simplify right side
   1,355,676x = 3,952,947,192,804
5. Step 5: Solve for x
   x = 3,952,947,192,804/1,355,676
6. Step 6: Final answer
   x = 2,915,849.50