Finding the Third Proportional to 2,709,570 and 3,989,508

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709,570 : 3,989,508 = 3,989,508 : x
2. Step 2: Convert to fraction form
   2,709,570/3,989,508 = 3,989,508/x
3. Step 3: Cross multiply
   2,709,570x = 3,989,508 × 3,989,508
4. Step 4: Simplify right side
   2,709,570x = 15,916,174,082,064
5. Step 5: Solve for x
   x = 15,916,174,082,064/2,709,570
6. Step 6: Final answer
   x = 5,874,059.01