Finding the Third Proportional to 720,212 and 1,570,016

Step by Step Solution

1. Step 1: Write the proportion equation
   720,212 : 1,570,016 = 1,570,016 : x
2. Step 2: Convert to fraction form
   720,212/1,570,016 = 1,570,016/x
3. Step 3: Cross multiply
   720,212x = 1,570,016 × 1,570,016
4. Step 4: Simplify right side
   720,212x = 2,464,950,240,256
5. Step 5: Solve for x
   x = 2,464,950,240,256/720,212
6. Step 6: Final answer
   x = 3,422,534.25