Finding the Third Proportional to 3,913,902 and 5,511,627

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,902 : 5,511,627 = 5,511,627 : x
2. Step 2: Convert to fraction form
   3,913,902/5,511,627 = 5,511,627/x
3. Step 3: Cross multiply
   3,913,902x = 5,511,627 × 5,511,627
4. Step 4: Simplify right side
   3,913,902x = 30,378,032,187,129
5. Step 5: Solve for x
   x = 30,378,032,187,129/3,913,902
6. Step 6: Final answer
   x = 7,761,572.00