Finding the Third Proportional to 1,404,901 and 3,315,339

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,901 : 3,315,339 = 3,315,339 : x
2. Step 2: Convert to fraction form
   1,404,901/3,315,339 = 3,315,339/x
3. Step 3: Cross multiply
   1,404,901x = 3,315,339 × 3,315,339
4. Step 4: Simplify right side
   1,404,901x = 10,991,472,684,921
5. Step 5: Solve for x
   x = 10,991,472,684,921/1,404,901
6. Step 6: Final answer
   x = 7,823,663.51