Finding the Third Proportional to 388,092 and 835,200

Step by Step Solution

1. Step 1: Write the proportion equation
   388,092 : 835,200 = 835,200 : x
2. Step 2: Convert to fraction form
   388,092/835,200 = 835,200/x
3. Step 3: Cross multiply
   388,092x = 835,200 × 835,200
4. Step 4: Simplify right side
   388,092x = 697,559,040,000
5. Step 5: Solve for x
   x = 697,559,040,000/388,092
6. Step 6: Final answer
   x = 1,797,406.39