Finding the Third Proportional to 719,488 and 1,039,455

Step by Step Solution

1. Step 1: Write the proportion equation
   719,488 : 1,039,455 = 1,039,455 : x
2. Step 2: Convert to fraction form
   719,488/1,039,455 = 1,039,455/x
3. Step 3: Cross multiply
   719,488x = 1,039,455 × 1,039,455
4. Step 4: Simplify right side
   719,488x = 1,080,466,697,025
5. Step 5: Solve for x
   x = 1,080,466,697,025/719,488
6. Step 6: Final answer
   x = 1,501,716.08