Finding the Third Proportional to 1,105,785 and 1,668,822

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,785 : 1,668,822 = 1,668,822 : x
2. Step 2: Convert to fraction form
   1,105,785/1,668,822 = 1,668,822/x
3. Step 3: Cross multiply
   1,105,785x = 1,668,822 × 1,668,822
4. Step 4: Simplify right side
   1,105,785x = 2,784,966,867,684
5. Step 5: Solve for x
   x = 2,784,966,867,684/1,105,785
6. Step 6: Final answer
   x = 2,518,542.82