Finding the Third Proportional to 538,452 and 844,790

Step by Step Solution

1. Step 1: Write the proportion equation
   538,452 : 844,790 = 844,790 : x
2. Step 2: Convert to fraction form
   538,452/844,790 = 844,790/x
3. Step 3: Cross multiply
   538,452x = 844,790 × 844,790
4. Step 4: Simplify right side
   538,452x = 713,670,144,100
5. Step 5: Solve for x
   x = 713,670,144,100/538,452
6. Step 6: Final answer
   x = 1,325,410.89