Finding the Third Proportional to 3,660,240 and 5,280,344

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,240 : 5,280,344 = 5,280,344 : x
2. Step 2: Convert to fraction form
   3,660,240/5,280,344 = 5,280,344/x
3. Step 3: Cross multiply
   3,660,240x = 5,280,344 × 5,280,344
4. Step 4: Simplify right side
   3,660,240x = 27,882,032,758,336
5. Step 5: Solve for x
   x = 27,882,032,758,336/3,660,240
6. Step 6: Final answer
   x = 7,617,542.23