Finding the Third Proportional to 4,496,970 and 9,782,799

Step by Step Solution

1. Step 1: Write the proportion equation
   4,496,970 : 9,782,799 = 9,782,799 : x
2. Step 2: Convert to fraction form
   4,496,970/9,782,799 = 9,782,799/x
3. Step 3: Cross multiply
   4,496,970x = 9,782,799 × 9,782,799
4. Step 4: Simplify right side
   4,496,970x = 95,703,156,274,401
5. Step 5: Solve for x
   x = 95,703,156,274,401/4,496,970
6. Step 6: Final answer
   x = 21,281,697.74