Finding the Third Proportional to 1,838,781 and 3,898,719

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,781 : 3,898,719 = 3,898,719 : x
2. Step 2: Convert to fraction form
   1,838,781/3,898,719 = 3,898,719/x
3. Step 3: Cross multiply
   1,838,781x = 3,898,719 × 3,898,719
4. Step 4: Simplify right side
   1,838,781x = 15,200,009,840,961
5. Step 5: Solve for x
   x = 15,200,009,840,961/1,838,781
6. Step 6: Final answer
   x = 8,266,351.37