Finding the Third Proportional to 1,668,863 and 3,426,195

Step by Step Solution

1. Step 1: Write the proportion equation
   1,668,863 : 3,426,195 = 3,426,195 : x
2. Step 2: Convert to fraction form
   1,668,863/3,426,195 = 3,426,195/x
3. Step 3: Cross multiply
   1,668,863x = 3,426,195 × 3,426,195
4. Step 4: Simplify right side
   1,668,863x = 11,738,812,178,025
5. Step 5: Solve for x
   x = 11,738,812,178,025/1,668,863
6. Step 6: Final answer
   x = 7,034,017.88