Finding the Third Proportional to 1,443,189 and 3,132,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,189 : 3,132,312 = 3,132,312 : x
2. Step 2: Convert to fraction form
   1,443,189/3,132,312 = 3,132,312/x
3. Step 3: Cross multiply
   1,443,189x = 3,132,312 × 3,132,312
4. Step 4: Simplify right side
   1,443,189x = 9,811,378,465,344
5. Step 5: Solve for x
   x = 9,811,378,465,344/1,443,189
6. Step 6: Final answer
   x = 6,798,401.64