Finding the Third Proportional to 2,610,847 and 3,991,312

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610,847 : 3,991,312 = 3,991,312 : x
2. Step 2: Convert to fraction form
   2,610,847/3,991,312 = 3,991,312/x
3. Step 3: Cross multiply
   2,610,847x = 3,991,312 × 3,991,312
4. Step 4: Simplify right side
   2,610,847x = 15,930,571,481,344
5. Step 5: Solve for x
   x = 15,930,571,481,344/2,610,847
6. Step 6: Final answer
   x = 6,101,687.11