Finding the Third Proportional to 692,670 and 1,036,218

Step by Step Solution

1. Step 1: Write the proportion equation
   692,670 : 1,036,218 = 1,036,218 : x
2. Step 2: Convert to fraction form
   692,670/1,036,218 = 1,036,218/x
3. Step 3: Cross multiply
   692,670x = 1,036,218 × 1,036,218
4. Step 4: Simplify right side
   692,670x = 1,073,747,743,524
5. Step 5: Solve for x
   x = 1,073,747,743,524/692,670
6. Step 6: Final answer
   x = 1,550,157.71