Finding the Third Proportional to 8,540,682 and 18,657,300

Step by Step Solution

1. Step 1: Write the proportion equation
   8,540,682 : 18,657,300 = 18,657,300 : x
2. Step 2: Convert to fraction form
   8,540,682/18,657,300 = 18,657,300/x
3. Step 3: Cross multiply
   8,540,682x = 18,657,300 × 18,657,300
4. Step 4: Simplify right side
   8,540,682x = 348,094,843,290,000
5. Step 5: Solve for x
   x = 348,094,843,290,000/8,540,682
6. Step 6: Final answer
   x = 40,757,265.44