Finding the Third Proportional to 8,636,180 and 18,468,112

Step by Step Solution

1. Step 1: Write the proportion equation
   8,636,180 : 18,468,112 = 18,468,112 : x
2. Step 2: Convert to fraction form
   8,636,180/18,468,112 = 18,468,112/x
3. Step 3: Cross multiply
   8,636,180x = 18,468,112 × 18,468,112
4. Step 4: Simplify right side
   8,636,180x = 341,071,160,844,544
5. Step 5: Solve for x
   x = 341,071,160,844,544/8,636,180
6. Step 6: Final answer
   x = 39,493,289.96