Finding the Third Proportional to 5,887.69 and 9,170.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,887.69 : 9,170.72 = 9,170.72 : x
2. Step 2: Convert to fraction form
   5,887.69/9,170.72 = 9,170.72/x
3. Step 3: Cross multiply
   5,887.69x = 9,170.72 × 9,170.72
4. Step 4: Simplify right side
   5,887.69x = 84,102,082.39
5. Step 5: Solve for x
   x = 84,102,082.39/5,887.69
6. Step 6: Final answer
   x = 14,284.40