Finding the Third Proportional to 5,497,528 and 8,388,448

Step by Step Solution

1. Step 1: Write the proportion equation
   5,497,528 : 8,388,448 = 8,388,448 : x
2. Step 2: Convert to fraction form
   5,497,528/8,388,448 = 8,388,448/x
3. Step 3: Cross multiply
   5,497,528x = 8,388,448 × 8,388,448
4. Step 4: Simplify right side
   5,497,528x = 70,366,059,848,704
5. Step 5: Solve for x
   x = 70,366,059,848,704/5,497,528
6. Step 6: Final answer
   x = 12,799,581.89