Finding the Third Proportional to 1,490,865 and 3,217,782

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,865 : 3,217,782 = 3,217,782 : x
2. Step 2: Convert to fraction form
   1,490,865/3,217,782 = 3,217,782/x
3. Step 3: Cross multiply
   1,490,865x = 3,217,782 × 3,217,782
4. Step 4: Simplify right side
   1,490,865x = 10,354,120,999,524
5. Step 5: Solve for x
   x = 10,354,120,999,524/1,490,865
6. Step 6: Final answer
   x = 6,945,042.64