Finding the Third Proportional to 3,133,377 and 4,227,669

Step by Step Solution

1. Step 1: Write the proportion equation
   3,133,377 : 4,227,669 = 4,227,669 : x
2. Step 2: Convert to fraction form
   3,133,377/4,227,669 = 4,227,669/x
3. Step 3: Cross multiply
   3,133,377x = 4,227,669 × 4,227,669
4. Step 4: Simplify right side
   3,133,377x = 17,873,185,173,561
5. Step 5: Solve for x
   x = 17,873,185,173,561/3,133,377
6. Step 6: Final answer
   x = 5,704,128.54