Finding the Third Proportional to 16,761 and 36,870

Step by Step Solution

1. Step 1: Write the proportion equation
   16,761 : 36,870 = 36,870 : x
2. Step 2: Convert to fraction form
   16,761/36,870 = 36,870/x
3. Step 3: Cross multiply
   16,761x = 36,870 × 36,870
4. Step 4: Simplify right side
   16,761x = 1,359,396,900
5. Step 5: Solve for x
   x = 1,359,396,900/16,761
6. Step 6: Final answer
   x = 81,104.76