Finding the Third Proportional to 1,406,856 and 2,863,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,856 : 2,863,430 = 2,863,430 : x
2. Step 2: Convert to fraction form
   1,406,856/2,863,430 = 2,863,430/x
3. Step 3: Cross multiply
   1,406,856x = 2,863,430 × 2,863,430
4. Step 4: Simplify right side
   1,406,856x = 8,199,231,364,900
5. Step 5: Solve for x
   x = 8,199,231,364,900/1,406,856
6. Step 6: Final answer
   x = 5,828,053.02