Finding the Third Proportional to 1,901,163 and 4,227,390

Step by Step Solution

1. Step 1: Write the proportion equation
   1,901,163 : 4,227,390 = 4,227,390 : x
2. Step 2: Convert to fraction form
   1,901,163/4,227,390 = 4,227,390/x
3. Step 3: Cross multiply
   1,901,163x = 4,227,390 × 4,227,390
4. Step 4: Simplify right side
   1,901,163x = 17,870,826,212,100
5. Step 5: Solve for x
   x = 17,870,826,212,100/1,901,163
6. Step 6: Final answer
   x = 9,399,944.25