Finding the Third Proportional to 1,406,854 and 2,863,426

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,854 : 2,863,426 = 2,863,426 : x
2. Step 2: Convert to fraction form
   1,406,854/2,863,426 = 2,863,426/x
3. Step 3: Cross multiply
   1,406,854x = 2,863,426 × 2,863,426
4. Step 4: Simplify right side
   1,406,854x = 8,199,208,457,476
5. Step 5: Solve for x
   x = 8,199,208,457,476/1,406,854
6. Step 6: Final answer
   x = 5,828,045.03