Finding the Third Proportional to 3,457,830 and 5,555,802

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,830 : 5,555,802 = 5,555,802 : x
2. Step 2: Convert to fraction form
   3,457,830/5,555,802 = 5,555,802/x
3. Step 3: Cross multiply
   3,457,830x = 5,555,802 × 5,555,802
4. Step 4: Simplify right side
   3,457,830x = 30,866,935,863,204
5. Step 5: Solve for x
   x = 30,866,935,863,204/3,457,830
6. Step 6: Final answer
   x = 8,926,678.25