Finding the Third Proportional to 639,741 and 1,368,050

Step by Step Solution

1. Step 1: Write the proportion equation
   639,741 : 1,368,050 = 1,368,050 : x
2. Step 2: Convert to fraction form
   639,741/1,368,050 = 1,368,050/x
3. Step 3: Cross multiply
   639,741x = 1,368,050 × 1,368,050
4. Step 4: Simplify right side
   639,741x = 1,871,560,802,500
5. Step 5: Solve for x
   x = 1,871,560,802,500/639,741
6. Step 6: Final answer
   x = 2,925,497.67