Finding the Third Proportional to 8,591.06 and 18,199.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,591.06 : 18,199.69 = 18,199.69 : x
2. Step 2: Convert to fraction form
   8,591.06/18,199.69 = 18,199.69/x
3. Step 3: Cross multiply
   8,591.06x = 18,199.69 × 18,199.69
4. Step 4: Simplify right side
   8,591.06x = 331,228,625.10
5. Step 5: Solve for x
   x = 331,228,625.10/8,591.06
6. Step 6: Final answer
   x = 38,555.02