Finding the Third Proportional to 4,388,226 and 6,629,123

Step by Step Solution

1. Step 1: Write the proportion equation
   4,388,226 : 6,629,123 = 6,629,123 : x
2. Step 2: Convert to fraction form
   4,388,226/6,629,123 = 6,629,123/x
3. Step 3: Cross multiply
   4,388,226x = 6,629,123 × 6,629,123
4. Step 4: Simplify right side
   4,388,226x = 43,945,271,749,129
5. Step 5: Solve for x
   x = 43,945,271,749,129/4,388,226
6. Step 6: Final answer
   x = 10,014,359.28