Finding the Third Proportional to 1,378,732 and 2,069,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,732 : 2,069,556 = 2,069,556 : x
2. Step 2: Convert to fraction form
   1,378,732/2,069,556 = 2,069,556/x
3. Step 3: Cross multiply
   1,378,732x = 2,069,556 × 2,069,556
4. Step 4: Simplify right side
   1,378,732x = 4,283,062,037,136
5. Step 5: Solve for x
   x = 4,283,062,037,136/1,378,732
6. Step 6: Final answer
   x = 3,106,522.54