Finding the Third Proportional to 8,737,820 and 13,676,982

Step by Step Solution

1. Step 1: Write the proportion equation
   8,737,820 : 13,676,982 = 13,676,982 : x
2. Step 2: Convert to fraction form
   8,737,820/13,676,982 = 13,676,982/x
3. Step 3: Cross multiply
   8,737,820x = 13,676,982 × 13,676,982
4. Step 4: Simplify right side
   8,737,820x = 187,059,836,628,324
5. Step 5: Solve for x
   x = 187,059,836,628,324/8,737,820
6. Step 6: Final answer
   x = 21,408,067.07