Finding the Third Proportional to 1,838,862 and 3,898,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,862 : 3,898,872 = 3,898,872 : x
2. Step 2: Convert to fraction form
   1,838,862/3,898,872 = 3,898,872/x
3. Step 3: Cross multiply
   1,838,862x = 3,898,872 × 3,898,872
4. Step 4: Simplify right side
   1,838,862x = 15,201,202,872,384
5. Step 5: Solve for x
   x = 15,201,202,872,384/1,838,862
6. Step 6: Final answer
   x = 8,266,636.03