Finding the Third Proportional to 1,901,169 and 4,227,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,901,169 : 4,227,399 = 4,227,399 : x
2. Step 2: Convert to fraction form
   1,901,169/4,227,399 = 4,227,399/x
3. Step 3: Cross multiply
   1,901,169x = 4,227,399 × 4,227,399
4. Step 4: Simplify right side
   1,901,169x = 17,870,902,305,201
5. Step 5: Solve for x
   x = 17,870,902,305,201/1,901,169
6. Step 6: Final answer
   x = 9,399,954.61