Finding the Third Proportional to 1,011,684 and 2,116,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,684 : 2,116,872 = 2,116,872 : x
2. Step 2: Convert to fraction form
   1,011,684/2,116,872 = 2,116,872/x
3. Step 3: Cross multiply
   1,011,684x = 2,116,872 × 2,116,872
4. Step 4: Simplify right side
   1,011,684x = 4,481,147,064,384
5. Step 5: Solve for x
   x = 4,481,147,064,384/1,011,684
6. Step 6: Final answer
   x = 4,429,394.02