Finding the Third Proportional to 7,155 and 10,945

Step by Step Solution

1. Step 1: Write the proportion equation
   7,155 : 10,945 = 10,945 : x
2. Step 2: Convert to fraction form
   7,155/10,945 = 10,945/x
3. Step 3: Cross multiply
   7,155x = 10,945 × 10,945
4. Step 4: Simplify right side
   7,155x = 119,793,025
5. Step 5: Solve for x
   x = 119,793,025/7,155
6. Step 6: Final answer
   x = 16,742.56