Finding the Third Proportional to 3,645,637 and 7,852,198

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645,637 : 7,852,198 = 7,852,198 : x
2. Step 2: Convert to fraction form
   3,645,637/7,852,198 = 7,852,198/x
3. Step 3: Cross multiply
   3,645,637x = 7,852,198 × 7,852,198
4. Step 4: Simplify right side
   3,645,637x = 61,657,013,431,204
5. Step 5: Solve for x
   x = 61,657,013,431,204/3,645,637
6. Step 6: Final answer
   x = 16,912,548.73