Finding the Third Proportional to 3,664,450 and 5,387,091

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,450 : 5,387,091 = 5,387,091 : x
2. Step 2: Convert to fraction form
   3,664,450/5,387,091 = 5,387,091/x
3. Step 3: Cross multiply
   3,664,450x = 5,387,091 × 5,387,091
4. Step 4: Simplify right side
   3,664,450x = 29,020,749,442,281
5. Step 5: Solve for x
   x = 29,020,749,442,281/3,664,450
6. Step 6: Final answer
   x = 7,919,537.57