Finding the Third Proportional to 3,660,226 and 5,280,323

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,226 : 5,280,323 = 5,280,323 : x
2. Step 2: Convert to fraction form
   3,660,226/5,280,323 = 5,280,323/x
3. Step 3: Cross multiply
   3,660,226x = 5,280,323 × 5,280,323
4. Step 4: Simplify right side
   3,660,226x = 27,881,810,984,329
5. Step 5: Solve for x
   x = 27,881,810,984,329/3,660,226
6. Step 6: Final answer
   x = 7,617,510.77