Finding the Third Proportional to 1,070,638 and 1,576,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,638 : 1,576,378 = 1,576,378 : x
2. Step 2: Convert to fraction form
   1,070,638/1,576,378 = 1,576,378/x
3. Step 3: Cross multiply
   1,070,638x = 1,576,378 × 1,576,378
4. Step 4: Simplify right side
   1,070,638x = 2,484,967,598,884
5. Step 5: Solve for x
   x = 2,484,967,598,884/1,070,638
6. Step 6: Final answer
   x = 2,321,015.69