Finding the Third Proportional to 13,866,362 and 30,919,180

Step by Step Solution

1. Step 1: Write the proportion equation
   13,866,362 : 30,919,180 = 30,919,180 : x
2. Step 2: Convert to fraction form
   13,866,362/30,919,180 = 30,919,180/x
3. Step 3: Cross multiply
   13,866,362x = 30,919,180 × 30,919,180
4. Step 4: Simplify right side
   13,866,362x = 955,995,691,872,400
5. Step 5: Solve for x
   x = 955,995,691,872,400/13,866,362
6. Step 6: Final answer
   x = 68,943,511.78