Finding the Third Proportional to 1,399,695 and 3,070,578

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,695 : 3,070,578 = 3,070,578 : x
2. Step 2: Convert to fraction form
   1,399,695/3,070,578 = 3,070,578/x
3. Step 3: Cross multiply
   1,399,695x = 3,070,578 × 3,070,578
4. Step 4: Simplify right side
   1,399,695x = 9,428,449,254,084
5. Step 5: Solve for x
   x = 9,428,449,254,084/1,399,695
6. Step 6: Final answer
   x = 6,736,074.11