Finding the Third Proportional to 12,750 and 30,147

Step by Step Solution

1. Step 1: Write the proportion equation
   12,750 : 30,147 = 30,147 : x
2. Step 2: Convert to fraction form
   12,750/30,147 = 30,147/x
3. Step 3: Cross multiply
   12,750x = 30,147 × 30,147
4. Step 4: Simplify right side
   12,750x = 908,841,609
5. Step 5: Solve for x
   x = 908,841,609/12,750
6. Step 6: Final answer
   x = 71,281.69