Finding the Third Proportional to 1,993,452 and 2,989,554

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,452 : 2,989,554 = 2,989,554 : x
2. Step 2: Convert to fraction form
   1,993,452/2,989,554 = 2,989,554/x
3. Step 3: Cross multiply
   1,993,452x = 2,989,554 × 2,989,554
4. Step 4: Simplify right side
   1,993,452x = 8,937,433,118,916
5. Step 5: Solve for x
   x = 8,937,433,118,916/1,993,452
6. Step 6: Final answer
   x = 4,483,395.20