Finding the Third Proportional to 1,538,448 and 2,388,303

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,448 : 2,388,303 = 2,388,303 : x
2. Step 2: Convert to fraction form
   1,538,448/2,388,303 = 2,388,303/x
3. Step 3: Cross multiply
   1,538,448x = 2,388,303 × 2,388,303
4. Step 4: Simplify right side
   1,538,448x = 5,703,991,219,809
5. Step 5: Solve for x
   x = 5,703,991,219,809/1,538,448
6. Step 6: Final answer
   x = 3,707,626.92