Finding the Third Proportional to 16,521,055 and 35,787,398

Step by Step Solution

1. Step 1: Write the proportion equation
   16,521,055 : 35,787,398 = 35,787,398 : x
2. Step 2: Convert to fraction form
   16,521,055/35,787,398 = 35,787,398/x
3. Step 3: Cross multiply
   16,521,055x = 35,787,398 × 35,787,398
4. Step 4: Simplify right side
   16,521,055x = 1,280,737,855,610,404
5. Step 5: Solve for x
   x = 1,280,737,855,610,404/16,521,055
6. Step 6: Final answer
   x = 77,521,553.90