Finding the Third Proportional to 8,033,442 and 12,238,403

Step by Step Solution

1. Step 1: Write the proportion equation
   8,033,442 : 12,238,403 = 12,238,403 : x
2. Step 2: Convert to fraction form
   8,033,442/12,238,403 = 12,238,403/x
3. Step 3: Cross multiply
   8,033,442x = 12,238,403 × 12,238,403
4. Step 4: Simplify right side
   8,033,442x = 149,778,507,990,409
5. Step 5: Solve for x
   x = 149,778,507,990,409/8,033,442
6. Step 6: Final answer
   x = 18,644,375.35