Finding the Third Proportional to 45,015 and 71,187

Step by Step Solution

1. Step 1: Write the proportion equation
   45,015 : 71,187 = 71,187 : x
2. Step 2: Convert to fraction form
   45,015/71,187 = 71,187/x
3. Step 3: Cross multiply
   45,015x = 71,187 × 71,187
4. Step 4: Simplify right side
   45,015x = 5,067,588,969
5. Step 5: Solve for x
   x = 5,067,588,969/45,015
6. Step 6: Final answer
   x = 112,575.56