Finding the Third Proportional to 1,427,764 and 2,210,766

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,764 : 2,210,766 = 2,210,766 : x
2. Step 2: Convert to fraction form
   1,427,764/2,210,766 = 2,210,766/x
3. Step 3: Cross multiply
   1,427,764x = 2,210,766 × 2,210,766
4. Step 4: Simplify right side
   1,427,764x = 4,887,486,306,756
5. Step 5: Solve for x
   x = 4,887,486,306,756/1,427,764
6. Step 6: Final answer
   x = 3,423,175.19