Finding the Third Proportional to 5,494,867 and 8,077,660

Step by Step Solution

1. Step 1: Write the proportion equation
   5,494,867 : 8,077,660 = 8,077,660 : x
2. Step 2: Convert to fraction form
   5,494,867/8,077,660 = 8,077,660/x
3. Step 3: Cross multiply
   5,494,867x = 8,077,660 × 8,077,660
4. Step 4: Simplify right side
   5,494,867x = 65,248,591,075,600
5. Step 5: Solve for x
   x = 65,248,591,075,600/5,494,867
6. Step 6: Final answer
   x = 11,874,462.31