Finding the Third Proportional to 1,397,736 and 3,060,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,736 : 3,060,072 = 3,060,072 : x
2. Step 2: Convert to fraction form
   1,397,736/3,060,072 = 3,060,072/x
3. Step 3: Cross multiply
   1,397,736x = 3,060,072 × 3,060,072
4. Step 4: Simplify right side
   1,397,736x = 9,364,040,645,184
5. Step 5: Solve for x
   x = 9,364,040,645,184/1,397,736
6. Step 6: Final answer
   x = 6,699,434.40