Finding the Third Proportional to 1,355,354 and 1,987,764

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,354 : 1,987,764 = 1,987,764 : x
2. Step 2: Convert to fraction form
   1,355,354/1,987,764 = 1,987,764/x
3. Step 3: Cross multiply
   1,355,354x = 1,987,764 × 1,987,764
4. Step 4: Simplify right side
   1,355,354x = 3,951,205,719,696
5. Step 5: Solve for x
   x = 3,951,205,719,696/1,355,354
6. Step 6: Final answer
   x = 2,915,257.36