Finding the Third Proportional to 508,720 and 1,004,636

Step by Step Solution

1. Step 1: Write the proportion equation
   508,720 : 1,004,636 = 1,004,636 : x
2. Step 2: Convert to fraction form
   508,720/1,004,636 = 1,004,636/x
3. Step 3: Cross multiply
   508,720x = 1,004,636 × 1,004,636
4. Step 4: Simplify right side
   508,720x = 1,009,293,492,496
5. Step 5: Solve for x
   x = 1,009,293,492,496/508,720
6. Step 6: Final answer
   x = 1,983,986.26