Finding the Third Proportional to 11,726,613 and 17,938,665

Step by Step Solution

1. Step 1: Write the proportion equation
   11,726,613 : 17,938,665 = 17,938,665 : x
2. Step 2: Convert to fraction form
   11,726,613/17,938,665 = 17,938,665/x
3. Step 3: Cross multiply
   11,726,613x = 17,938,665 × 17,938,665
4. Step 4: Simplify right side
   11,726,613x = 321,795,701,982,225
5. Step 5: Solve for x
   x = 321,795,701,982,225/11,726,613
6. Step 6: Final answer
   x = 27,441,487.32