Finding the Third Proportional to 2,709,600 and 3,989,544

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709,600 : 3,989,544 = 3,989,544 : x
2. Step 2: Convert to fraction form
   2,709,600/3,989,544 = 3,989,544/x
3. Step 3: Cross multiply
   2,709,600x = 3,989,544 × 3,989,544
4. Step 4: Simplify right side
   2,709,600x = 15,916,461,327,936
5. Step 5: Solve for x
   x = 15,916,461,327,936/2,709,600
6. Step 6: Final answer
   x = 5,874,099.99