Finding the Third Proportional to 1,392,060 and 3,039,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392,060 : 3,039,792 = 3,039,792 : x
2. Step 2: Convert to fraction form
   1,392,060/3,039,792 = 3,039,792/x
3. Step 3: Cross multiply
   1,392,060x = 3,039,792 × 3,039,792
4. Step 4: Simplify right side
   1,392,060x = 9,240,335,403,264
5. Step 5: Solve for x
   x = 9,240,335,403,264/1,392,060
6. Step 6: Final answer
   x = 6,637,885.87