Finding the Third Proportional to 978,660 and 1,512,528

Step by Step Solution

1. Step 1: Write the proportion equation
   978,660 : 1,512,528 = 1,512,528 : x
2. Step 2: Convert to fraction form
   978,660/1,512,528 = 1,512,528/x
3. Step 3: Cross multiply
   978,660x = 1,512,528 × 1,512,528
4. Step 4: Simplify right side
   978,660x = 2,287,740,950,784
5. Step 5: Solve for x
   x = 2,287,740,950,784/978,660
6. Step 6: Final answer
   x = 2,337,625.89