Finding the Third Proportional to 3,664,456 and 5,387,100

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,456 : 5,387,100 = 5,387,100 : x
2. Step 2: Convert to fraction form
   3,664,456/5,387,100 = 5,387,100/x
3. Step 3: Cross multiply
   3,664,456x = 5,387,100 × 5,387,100
4. Step 4: Simplify right side
   3,664,456x = 29,020,846,410,000
5. Step 5: Solve for x
   x = 29,020,846,410,000/3,664,456
6. Step 6: Final answer
   x = 7,919,551.06