Finding the Third Proportional to 1,271,040 and 1,863,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,040 : 1,863,792 = 1,863,792 : x
2. Step 2: Convert to fraction form
   1,271,040/1,863,792 = 1,863,792/x
3. Step 3: Cross multiply
   1,271,040x = 1,863,792 × 1,863,792
4. Step 4: Simplify right side
   1,271,040x = 3,473,720,619,264
5. Step 5: Solve for x
   x = 3,473,720,619,264/1,271,040
6. Step 6: Final answer
   x = 2,732,975.06