Finding the Third Proportional to 5,496,680 and 8,080,644

Step by Step Solution

1. Step 1: Write the proportion equation
   5,496,680 : 8,080,644 = 8,080,644 : x
2. Step 2: Convert to fraction form
   5,496,680/8,080,644 = 8,080,644/x
3. Step 3: Cross multiply
   5,496,680x = 8,080,644 × 8,080,644
4. Step 4: Simplify right side
   5,496,680x = 65,296,807,454,736
5. Step 5: Solve for x
   x = 65,296,807,454,736/5,496,680
6. Step 6: Final answer
   x = 11,879,317.60