Finding the Third Proportional to 5,667.75 and 8,700.19

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.75 : 8,700.19 = 8,700.19 : x
2. Step 2: Convert to fraction form
   5,667.75/8,700.19 = 8,700.19/x
3. Step 3: Cross multiply
   5,667.75x = 8,700.19 × 8,700.19
4. Step 4: Simplify right side
   5,667.75x = 75,693,262.54
5. Step 5: Solve for x
   x = 75,693,262.54/5,667.75
6. Step 6: Final answer
   x = 13,355.08