Finding the Third Proportional to 1,814,413 and 3,906,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814,413 : 3,906,170 = 3,906,170 : x
2. Step 2: Convert to fraction form
   1,814,413/3,906,170 = 3,906,170/x
3. Step 3: Cross multiply
   1,814,413x = 3,906,170 × 3,906,170
4. Step 4: Simplify right side
   1,814,413x = 15,258,164,068,900
5. Step 5: Solve for x
   x = 15,258,164,068,900/1,814,413
6. Step 6: Final answer
   x = 8,409,421.71