Finding the Third Proportional to 8,041.97 and 12,199.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,041.97 : 12,199.69 = 12,199.69 : x
2. Step 2: Convert to fraction form
   8,041.97/12,199.69 = 12,199.69/x
3. Step 3: Cross multiply
   8,041.97x = 12,199.69 × 12,199.69
4. Step 4: Simplify right side
   8,041.97x = 148,832,375.10
5. Step 5: Solve for x
   x = 148,832,375.10/8,041.97
6. Step 6: Final answer
   x = 18,506.96