Finding the Third Proportional to 6,488,064 and 9,485,568

Step by Step Solution

1. Step 1: Write the proportion equation
   6,488,064 : 9,485,568 = 9,485,568 : x
2. Step 2: Convert to fraction form
   6,488,064/9,485,568 = 9,485,568/x
3. Step 3: Cross multiply
   6,488,064x = 9,485,568 × 9,485,568
4. Step 4: Simplify right side
   6,488,064x = 89,976,000,282,624
5. Step 5: Solve for x
   x = 89,976,000,282,624/6,488,064
6. Step 6: Final answer
   x = 13,867,927.36