Finding the Third Proportional to 978,428 and 1,496,822

Step by Step Solution

1. Step 1: Write the proportion equation
   978,428 : 1,496,822 = 1,496,822 : x
2. Step 2: Convert to fraction form
   978,428/1,496,822 = 1,496,822/x
3. Step 3: Cross multiply
   978,428x = 1,496,822 × 1,496,822
4. Step 4: Simplify right side
   978,428x = 2,240,476,099,684
5. Step 5: Solve for x
   x = 2,240,476,099,684/978,428
6. Step 6: Final answer
   x = 2,289,873.25