Finding the Third Proportional to 3,611,160 and 5,487,660

Step by Step Solution

1. Step 1: Write the proportion equation
   3,611,160 : 5,487,660 = 5,487,660 : x
2. Step 2: Convert to fraction form
   3,611,160/5,487,660 = 5,487,660/x
3. Step 3: Cross multiply
   3,611,160x = 5,487,660 × 5,487,660
4. Step 4: Simplify right side
   3,611,160x = 30,114,412,275,600
5. Step 5: Solve for x
   x = 30,114,412,275,600/3,611,160
6. Step 6: Final answer
   x = 8,339,262.81