Finding the Third Proportional to 4,717,328 and 10,107,766

Step by Step Solution

1. Step 1: Write the proportion equation
   4,717,328 : 10,107,766 = 10,107,766 : x
2. Step 2: Convert to fraction form
   4,717,328/10,107,766 = 10,107,766/x
3. Step 3: Cross multiply
   4,717,328x = 10,107,766 × 10,107,766
4. Step 4: Simplify right side
   4,717,328x = 102,166,933,510,756
5. Step 5: Solve for x
   x = 102,166,933,510,756/4,717,328
6. Step 6: Final answer
   x = 21,657,797.28