Finding the Third Proportional to 12,206.95 and 16,486.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,206.95 : 16,486.03 = 16,486.03 : x
2. Step 2: Convert to fraction form
   12,206.95/16,486.03 = 16,486.03/x
3. Step 3: Cross multiply
   12,206.95x = 16,486.03 × 16,486.03
4. Step 4: Simplify right side
   12,206.95x = 271,789,226.38
5. Step 5: Solve for x
   x = 271,789,226.38/12,206.95
6. Step 6: Final answer
   x = 22,265.12