Finding the Third Proportional to 13,132.13 and 16,822.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,132.13 : 16,822.69 = 16,822.69 : x
2. Step 2: Convert to fraction form
   13,132.13/16,822.69 = 16,822.69/x
3. Step 3: Cross multiply
   13,132.13x = 16,822.69 × 16,822.69
4. Step 4: Simplify right side
   13,132.13x = 283,002,814.72
5. Step 5: Solve for x
   x = 283,002,814.72/13,132.13
6. Step 6: Final answer
   x = 21,550.42