Finding the Third Proportional to 4,199,867 and 8,975,462

Step by Step Solution

1. Step 1: Write the proportion equation
   4,199,867 : 8,975,462 = 8,975,462 : x
2. Step 2: Convert to fraction form
   4,199,867/8,975,462 = 8,975,462/x
3. Step 3: Cross multiply
   4,199,867x = 8,975,462 × 8,975,462
4. Step 4: Simplify right side
   4,199,867x = 80,558,918,113,444
5. Step 5: Solve for x
   x = 80,558,918,113,444/4,199,867
6. Step 6: Final answer
   x = 19,181,302.20