Finding the Third Proportional to 1,660,779 and 2,711,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,660,779 : 2,711,880 = 2,711,880 : x
2. Step 2: Convert to fraction form
   1,660,779/2,711,880 = 2,711,880/x
3. Step 3: Cross multiply
   1,660,779x = 2,711,880 × 2,711,880
4. Step 4: Simplify right side
   1,660,779x = 7,354,293,134,400
5. Step 5: Solve for x
   x = 7,354,293,134,400/1,660,779
6. Step 6: Final answer
   x = 4,428,219.01