Finding the Third Proportional to 11,726,724 and 17,938,846

Step by Step Solution

1. Step 1: Write the proportion equation
   11,726,724 : 17,938,846 = 17,938,846 : x
2. Step 2: Convert to fraction form
   11,726,724/17,938,846 = 17,938,846/x
3. Step 3: Cross multiply
   11,726,724x = 17,938,846 × 17,938,846
4. Step 4: Simplify right side
   11,726,724x = 321,802,195,811,716
5. Step 5: Solve for x
   x = 321,802,195,811,716/11,726,724
6. Step 6: Final answer
   x = 27,441,781.34