Finding the Third Proportional to 658,770 and 1,438,016

Step by Step Solution

1. Step 1: Write the proportion equation
   658,770 : 1,438,016 = 1,438,016 : x
2. Step 2: Convert to fraction form
   658,770/1,438,016 = 1,438,016/x
3. Step 3: Cross multiply
   658,770x = 1,438,016 × 1,438,016
4. Step 4: Simplify right side
   658,770x = 2,067,890,016,256
5. Step 5: Solve for x
   x = 2,067,890,016,256/658,770
6. Step 6: Final answer
   x = 3,139,016.68