Finding the Third Proportional to 8,617,449 and 13,105,224

Step by Step Solution

1. Step 1: Write the proportion equation
   8,617,449 : 13,105,224 = 13,105,224 : x
2. Step 2: Convert to fraction form
   8,617,449/13,105,224 = 13,105,224/x
3. Step 3: Cross multiply
   8,617,449x = 13,105,224 × 13,105,224
4. Step 4: Simplify right side
   8,617,449x = 171,746,896,090,176
5. Step 5: Solve for x
   x = 171,746,896,090,176/8,617,449
6. Step 6: Final answer
   x = 19,930,132.00