Finding the Third Proportional to 8,617,444 and 13,105,216

Step by Step Solution

1. Step 1: Write the proportion equation
   8,617,444 : 13,105,216 = 13,105,216 : x
2. Step 2: Convert to fraction form
   8,617,444/13,105,216 = 13,105,216/x
3. Step 3: Cross multiply
   8,617,444x = 13,105,216 × 13,105,216
4. Step 4: Simplify right side
   8,617,444x = 171,746,686,406,656
5. Step 5: Solve for x
   x = 171,746,686,406,656/8,617,444
6. Step 6: Final answer
   x = 19,930,119.23