Finding the Third Proportional to 11,726,672 and 17,938,752

Step by Step Solution

1. Step 1: Write the proportion equation
   11,726,672 : 17,938,752 = 17,938,752 : x
2. Step 2: Convert to fraction form
   11,726,672/17,938,752 = 17,938,752/x
3. Step 3: Cross multiply
   11,726,672x = 17,938,752 × 17,938,752
4. Step 4: Simplify right side
   11,726,672x = 321,798,823,317,504
5. Step 5: Solve for x
   x = 321,798,823,317,504/11,726,672
6. Step 6: Final answer
   x = 27,441,615.43