Finding the Third Proportional to 7,759.41 and 12,036.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,759.41 : 12,036.59 = 12,036.59 : x
2. Step 2: Convert to fraction form
   7,759.41/12,036.59 = 12,036.59/x
3. Step 3: Cross multiply
   7,759.41x = 12,036.59 × 12,036.59
4. Step 4: Simplify right side
   7,759.41x = 144,879,401.03
5. Step 5: Solve for x
   x = 144,879,401.03/7,759.41
6. Step 6: Final answer
   x = 18,671.45