Finding the Third Proportional to 5,589,240 and 8,437,008

Step by Step Solution

1. Step 1: Write the proportion equation
   5,589,240 : 8,437,008 = 8,437,008 : x
2. Step 2: Convert to fraction form
   5,589,240/8,437,008 = 8,437,008/x
3. Step 3: Cross multiply
   5,589,240x = 8,437,008 × 8,437,008
4. Step 4: Simplify right side
   5,589,240x = 71,183,103,992,064
5. Step 5: Solve for x
   x = 71,183,103,992,064/5,589,240
6. Step 6: Final answer
   x = 12,735,739.38