Finding the Third Proportional to 5,589,882 and 8,468,661

Step by Step Solution

1. Step 1: Write the proportion equation
   5,589,882 : 8,468,661 = 8,468,661 : x
2. Step 2: Convert to fraction form
   5,589,882/8,468,661 = 8,468,661/x
3. Step 3: Cross multiply
   5,589,882x = 8,468,661 × 8,468,661
4. Step 4: Simplify right side
   5,589,882x = 71,718,219,132,921
5. Step 5: Solve for x
   x = 71,718,219,132,921/5,589,882
6. Step 6: Final answer
   x = 12,830,005.92