Finding the Third Proportional to 1,786,469 and 2,680,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786,469 : 2,680,028 = 2,680,028 : x
2. Step 2: Convert to fraction form
   1,786,469/2,680,028 = 2,680,028/x
3. Step 3: Cross multiply
   1,786,469x = 2,680,028 × 2,680,028
4. Step 4: Simplify right side
   1,786,469x = 7,182,550,080,784
5. Step 5: Solve for x
   x = 7,182,550,080,784/1,786,469
6. Step 6: Final answer
   x = 4,020,528.81