Finding the Third Proportional to 2,145,348 and 3,180,910

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,348 : 3,180,910 = 3,180,910 : x
2. Step 2: Convert to fraction form
   2,145,348/3,180,910 = 3,180,910/x
3. Step 3: Cross multiply
   2,145,348x = 3,180,910 × 3,180,910
4. Step 4: Simplify right side
   2,145,348x = 10,118,188,428,100
5. Step 5: Solve for x
   x = 10,118,188,428,100/2,145,348
6. Step 6: Final answer
   x = 4,716,338.99