Finding the Third Proportional to 1,898,687 and 3,867,871

Step by Step Solution

1. Step 1: Write the proportion equation
   1,898,687 : 3,867,871 = 3,867,871 : x
2. Step 2: Convert to fraction form
   1,898,687/3,867,871 = 3,867,871/x
3. Step 3: Cross multiply
   1,898,687x = 3,867,871 × 3,867,871
4. Step 4: Simplify right side
   1,898,687x = 14,960,426,072,641
5. Step 5: Solve for x
   x = 14,960,426,072,641/1,898,687
6. Step 6: Final answer
   x = 7,879,353.51