Finding the Third Proportional to 5,613.75 and 8,559.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613.75 : 8,559.38 = 8,559.38 : x
2. Step 2: Convert to fraction form
   5,613.75/8,559.38 = 8,559.38/x
3. Step 3: Cross multiply
   5,613.75x = 8,559.38 × 8,559.38
4. Step 4: Simplify right side
   5,613.75x = 73,262,900.39
5. Step 5: Solve for x
   x = 73,262,900.39/5,613.75
6. Step 6: Final answer
   x = 13,050.62