Finding the Third Proportional to 3,660,180 and 5,280,294

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,180 : 5,280,294 = 5,280,294 : x
2. Step 2: Convert to fraction form
   3,660,180/5,280,294 = 5,280,294/x
3. Step 3: Cross multiply
   3,660,180x = 5,280,294 × 5,280,294
4. Step 4: Simplify right side
   3,660,180x = 27,881,504,726,436
5. Step 5: Solve for x
   x = 27,881,504,726,436/3,660,180
6. Step 6: Final answer
   x = 7,617,522.83