Finding the Third Proportional to 1,615,036 and 3,397,472

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615,036 : 3,397,472 = 3,397,472 : x
2. Step 2: Convert to fraction form
   1,615,036/3,397,472 = 3,397,472/x
3. Step 3: Cross multiply
   1,615,036x = 3,397,472 × 3,397,472
4. Step 4: Simplify right side
   1,615,036x = 11,542,815,990,784
5. Step 5: Solve for x
   x = 11,542,815,990,784/1,615,036
6. Step 6: Final answer
   x = 7,147,095.17