Finding the Third Proportional to 8,629,932 and 18,604,870

Step by Step Solution

1. Step 1: Write the proportion equation
   8,629,932 : 18,604,870 = 18,604,870 : x
2. Step 2: Convert to fraction form
   8,629,932/18,604,870 = 18,604,870/x
3. Step 3: Cross multiply
   8,629,932x = 18,604,870 × 18,604,870
4. Step 4: Simplify right side
   8,629,932x = 346,141,187,716,900
5. Step 5: Solve for x
   x = 346,141,187,716,900/8,629,932
6. Step 6: Final answer
   x = 40,109,376.03