Finding the Third Proportional to 978,660 and 1,512,522

Step by Step Solution

1. Step 1: Write the proportion equation
   978,660 : 1,512,522 = 1,512,522 : x
2. Step 2: Convert to fraction form
   978,660/1,512,522 = 1,512,522/x
3. Step 3: Cross multiply
   978,660x = 1,512,522 × 1,512,522
4. Step 4: Simplify right side
   978,660x = 2,287,722,800,484
5. Step 5: Solve for x
   x = 2,287,722,800,484/978,660
6. Step 6: Final answer
   x = 2,337,607.34