Finding the Third Proportional to 5,571,812 and 7,698,982

Step by Step Solution

1. Step 1: Write the proportion equation
   5,571,812 : 7,698,982 = 7,698,982 : x
2. Step 2: Convert to fraction form
   5,571,812/7,698,982 = 7,698,982/x
3. Step 3: Cross multiply
   5,571,812x = 7,698,982 × 7,698,982
4. Step 4: Simplify right side
   5,571,812x = 59,274,323,836,324
5. Step 5: Solve for x
   x = 59,274,323,836,324/5,571,812
6. Step 6: Final answer
   x = 10,638,249.07