Finding the Third Proportional to 7,145 and 11,116

Step by Step Solution

1. Step 1: Write the proportion equation
   7,145 : 11,116 = 11,116 : x
2. Step 2: Convert to fraction form
   7,145/11,116 = 11,116/x
3. Step 3: Cross multiply
   7,145x = 11,116 × 11,116
4. Step 4: Simplify right side
   7,145x = 123,565,456
5. Step 5: Solve for x
   x = 123,565,456/7,145
6. Step 6: Final answer
   x = 17,293.98