Finding the Third Proportional to 5,196.66 and 10,699.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.66 : 10,699.59 = 10,699.59 : x
2. Step 2: Convert to fraction form
   5,196.66/10,699.59 = 10,699.59/x
3. Step 3: Cross multiply
   5,196.66x = 10,699.59 × 10,699.59
4. Step 4: Simplify right side
   5,196.66x = 114,481,306.42
5. Step 5: Solve for x
   x = 114,481,306.42/5,196.66
6. Step 6: Final answer
   x = 22,029.80