Finding the Third Proportional to 13,866,185 and 30,918,910

Step by Step Solution

1. Step 1: Write the proportion equation
   13,866,185 : 30,918,910 = 30,918,910 : x
2. Step 2: Convert to fraction form
   13,866,185/30,918,910 = 30,918,910/x
3. Step 3: Cross multiply
   13,866,185x = 30,918,910 × 30,918,910
4. Step 4: Simplify right side
   13,866,185x = 955,978,995,588,100
5. Step 5: Solve for x
   x = 955,978,995,588,100/13,866,185
6. Step 6: Final answer
   x = 68,943,187.73