Finding the Third Proportional to 8,055,078 and 12,199,609

Step by Step Solution

1. Step 1: Write the proportion equation
   8,055,078 : 12,199,609 = 12,199,609 : x
2. Step 2: Convert to fraction form
   8,055,078/12,199,609 = 12,199,609/x
3. Step 3: Cross multiply
   8,055,078x = 12,199,609 × 12,199,609
4. Step 4: Simplify right side
   8,055,078x = 148,830,459,752,881
5. Step 5: Solve for x
   x = 148,830,459,752,881/8,055,078
6. Step 6: Final answer
   x = 18,476,600.69