Finding the Third Proportional to 3,985,510 and 5,592,459

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,510 : 5,592,459 = 5,592,459 : x
2. Step 2: Convert to fraction form
   3,985,510/5,592,459 = 5,592,459/x
3. Step 3: Cross multiply
   3,985,510x = 5,592,459 × 5,592,459
4. Step 4: Simplify right side
   3,985,510x = 31,275,597,666,681
5. Step 5: Solve for x
   x = 31,275,597,666,681/3,985,510
6. Step 6: Final answer
   x = 7,847,326.36