Finding the Third Proportional to 2,259,576 and 3,160,485

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,576 : 3,160,485 = 3,160,485 : x
2. Step 2: Convert to fraction form
   2,259,576/3,160,485 = 3,160,485/x
3. Step 3: Cross multiply
   2,259,576x = 3,160,485 × 3,160,485
4. Step 4: Simplify right side
   2,259,576x = 9,988,665,435,225
5. Step 5: Solve for x
   x = 9,988,665,435,225/2,259,576
6. Step 6: Final answer
   x = 4,420,592.82