Finding the Third Proportional to 13,311,180 and 19,021,986

Step by Step Solution

1. Step 1: Write the proportion equation
   13,311,180 : 19,021,986 = 19,021,986 : x
2. Step 2: Convert to fraction form
   13,311,180/19,021,986 = 19,021,986/x
3. Step 3: Cross multiply
   13,311,180x = 19,021,986 × 19,021,986
4. Step 4: Simplify right side
   13,311,180x = 361,835,951,384,196
5. Step 5: Solve for x
   x = 361,835,951,384,196/13,311,180
6. Step 6: Final answer
   x = 27,182,860.68