Finding the Third Proportional to 3,660,166 and 5,280,273

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,166 : 5,280,273 = 5,280,273 : x
2. Step 2: Convert to fraction form
   3,660,166/5,280,273 = 5,280,273/x
3. Step 3: Cross multiply
   3,660,166x = 5,280,273 × 5,280,273
4. Step 4: Simplify right side
   3,660,166x = 27,881,282,954,529
5. Step 5: Solve for x
   x = 27,881,282,954,529/3,660,166
6. Step 6: Final answer
   x = 7,617,491.38