Finding the Third Proportional to 1,801,766 and 3,917,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801,766 : 3,917,164 = 3,917,164 : x
2. Step 2: Convert to fraction form
   1,801,766/3,917,164 = 3,917,164/x
3. Step 3: Cross multiply
   1,801,766x = 3,917,164 × 3,917,164
4. Step 4: Simplify right side
   1,801,766x = 15,344,173,802,896
5. Step 5: Solve for x
   x = 15,344,173,802,896/1,801,766
6. Step 6: Final answer
   x = 8,516,185.68