Finding the Third Proportional to 1,429,042 and 2,211,747

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429,042 : 2,211,747 = 2,211,747 : x
2. Step 2: Convert to fraction form
   1,429,042/2,211,747 = 2,211,747/x
3. Step 3: Cross multiply
   1,429,042x = 2,211,747 × 2,211,747
4. Step 4: Simplify right side
   1,429,042x = 4,891,824,792,009
5. Step 5: Solve for x
   x = 4,891,824,792,009/1,429,042
6. Step 6: Final answer
   x = 3,423,149.77