Finding the Third Proportional to 16,689.09 and 22,293.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,689.09 : 22,293.56 = 22,293.56 : x
2. Step 2: Convert to fraction form
   16,689.09/22,293.56 = 22,293.56/x
3. Step 3: Cross multiply
   16,689.09x = 22,293.56 × 22,293.56
4. Step 4: Simplify right side
   16,689.09x = 497,002,928.94
5. Step 5: Solve for x
   x = 497,002,928.94/16,689.09
6. Step 6: Final answer
   x = 29,780.10