Finding the Third Proportional to 645,308 and 1,002,477

Step by Step Solution

1. Step 1: Write the proportion equation
   645,308 : 1,002,477 = 1,002,477 : x
2. Step 2: Convert to fraction form
   645,308/1,002,477 = 1,002,477/x
3. Step 3: Cross multiply
   645,308x = 1,002,477 × 1,002,477
4. Step 4: Simplify right side
   645,308x = 1,004,960,135,529
5. Step 5: Solve for x
   x = 1,004,960,135,529/645,308
6. Step 6: Final answer
   x = 1,557,334.07