Finding the Third Proportional to 4,021,912 and 5,164,027

Step by Step Solution

1. Step 1: Write the proportion equation
   4,021,912 : 5,164,027 = 5,164,027 : x
2. Step 2: Convert to fraction form
   4,021,912/5,164,027 = 5,164,027/x
3. Step 3: Cross multiply
   4,021,912x = 5,164,027 × 5,164,027
4. Step 4: Simplify right side
   4,021,912x = 26,667,174,856,729
5. Step 5: Solve for x
   x = 26,667,174,856,729/4,021,912
6. Step 6: Final answer
   x = 6,630,471.99