Finding the Third Proportional to 1,863,164 and 3,991,927

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,164 : 3,991,927 = 3,991,927 : x
2. Step 2: Convert to fraction form
   1,863,164/3,991,927 = 3,991,927/x
3. Step 3: Cross multiply
   1,863,164x = 3,991,927 × 3,991,927
4. Step 4: Simplify right side
   1,863,164x = 15,935,481,173,329
5. Step 5: Solve for x
   x = 15,935,481,173,329/1,863,164
6. Step 6: Final answer
   x = 8,552,913.85