Finding the Third Proportional to 1,570,144 and 3,388,976

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,144 : 3,388,976 = 3,388,976 : x
2. Step 2: Convert to fraction form
   1,570,144/3,388,976 = 3,388,976/x
3. Step 3: Cross multiply
   1,570,144x = 3,388,976 × 3,388,976
4. Step 4: Simplify right side
   1,570,144x = 11,485,158,328,576
5. Step 5: Solve for x
   x = 11,485,158,328,576/1,570,144
6. Step 6: Final answer
   x = 7,314,716.57