Finding the Third Proportional to 975,488 and 2,129,728

Step by Step Solution

1. Step 1: Write the proportion equation
   975,488 : 2,129,728 = 2,129,728 : x
2. Step 2: Convert to fraction form
   975,488/2,129,728 = 2,129,728/x
3. Step 3: Cross multiply
   975,488x = 2,129,728 × 2,129,728
4. Step 4: Simplify right side
   975,488x = 4,535,741,353,984
5. Step 5: Solve for x
   x = 4,535,741,353,984/975,488
6. Step 6: Final answer
   x = 4,649,715.17