Finding the Third Proportional to 4,723,217 and 9,782,503

Step by Step Solution

1. Step 1: Write the proportion equation
   4,723,217 : 9,782,503 = 9,782,503 : x
2. Step 2: Convert to fraction form
   4,723,217/9,782,503 = 9,782,503/x
3. Step 3: Cross multiply
   4,723,217x = 9,782,503 × 9,782,503
4. Step 4: Simplify right side
   4,723,217x = 95,697,364,945,009
5. Step 5: Solve for x
   x = 95,697,364,945,009/4,723,217
6. Step 6: Final answer
   x = 20,261,056.17