Finding the Third Proportional to 4,158,441 and 9,100,799

Step by Step Solution

1. Step 1: Write the proportion equation
   4,158,441 : 9,100,799 = 9,100,799 : x
2. Step 2: Convert to fraction form
   4,158,441/9,100,799 = 9,100,799/x
3. Step 3: Cross multiply
   4,158,441x = 9,100,799 × 9,100,799
4. Step 4: Simplify right side
   4,158,441x = 82,824,542,438,401
5. Step 5: Solve for x
   x = 82,824,542,438,401/4,158,441
6. Step 6: Final answer
   x = 19,917,209.94