Finding the Third Proportional to 3,815,497 and 8,085,890

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815,497 : 8,085,890 = 8,085,890 : x
2. Step 2: Convert to fraction form
   3,815,497/8,085,890 = 8,085,890/x
3. Step 3: Cross multiply
   3,815,497x = 8,085,890 × 8,085,890
4. Step 4: Simplify right side
   3,815,497x = 65,381,617,092,100
5. Step 5: Solve for x
   x = 65,381,617,092,100/3,815,497
6. Step 6: Final answer
   x = 17,135,806.19