Finding the Third Proportional to 1,399,680 and 3,070,548

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,680 : 3,070,548 = 3,070,548 : x
2. Step 2: Convert to fraction form
   1,399,680/3,070,548 = 3,070,548/x
3. Step 3: Cross multiply
   1,399,680x = 3,070,548 × 3,070,548
4. Step 4: Simplify right side
   1,399,680x = 9,428,265,020,304
5. Step 5: Solve for x
   x = 9,428,265,020,304/1,399,680
6. Step 6: Final answer
   x = 6,736,014.68