Finding the Third Proportional to 4,176,198 and 9,119,412

Step by Step Solution

1. Step 1: Write the proportion equation
   4,176,198 : 9,119,412 = 9,119,412 : x
2. Step 2: Convert to fraction form
   4,176,198/9,119,412 = 9,119,412/x
3. Step 3: Cross multiply
   4,176,198x = 9,119,412 × 9,119,412
4. Step 4: Simplify right side
   4,176,198x = 83,163,675,225,744
5. Step 5: Solve for x
   x = 83,163,675,225,744/4,176,198
6. Step 6: Final answer
   x = 19,913,729.00