Finding the Third Proportional to 1,668,690 and 3,669,060

Step by Step Solution

1. Step 1: Write the proportion equation
   1,668,690 : 3,669,060 = 3,669,060 : x
2. Step 2: Convert to fraction form
   1,668,690/3,669,060 = 3,669,060/x
3. Step 3: Cross multiply
   1,668,690x = 3,669,060 × 3,669,060
4. Step 4: Simplify right side
   1,668,690x = 13,462,001,283,600
5. Step 5: Solve for x
   x = 13,462,001,283,600/1,668,690
6. Step 6: Final answer
   x = 8,067,406.94