Finding the Third Proportional to 3,648,154 and 8,444,589

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648,154 : 8,444,589 = 8,444,589 : x
2. Step 2: Convert to fraction form
   3,648,154/8,444,589 = 8,444,589/x
3. Step 3: Cross multiply
   3,648,154x = 8,444,589 × 8,444,589
4. Step 4: Simplify right side
   3,648,154x = 71,311,083,378,921
5. Step 5: Solve for x
   x = 71,311,083,378,921/3,648,154
6. Step 6: Final answer
   x = 19,547,169.17