Finding the Third Proportional to 1,330,400 and 1,993,548

Step by Step Solution

1. Step 1: Write the proportion equation
   1,330,400 : 1,993,548 = 1,993,548 : x
2. Step 2: Convert to fraction form
   1,330,400/1,993,548 = 1,993,548/x
3. Step 3: Cross multiply
   1,330,400x = 1,993,548 × 1,993,548
4. Step 4: Simplify right side
   1,330,400x = 3,974,233,628,304
5. Step 5: Solve for x
   x = 3,974,233,628,304/1,330,400
6. Step 6: Final answer
   x = 2,987,247.16