Finding the Third Proportional to 35,666 and 76,864

Step by Step Solution

1. Step 1: Write the proportion equation
   35,666 : 76,864 = 76,864 : x
2. Step 2: Convert to fraction form
   35,666/76,864 = 76,864/x
3. Step 3: Cross multiply
   35,666x = 76,864 × 76,864
4. Step 4: Simplify right side
   35,666x = 5,908,074,496
5. Step 5: Solve for x
   x = 5,908,074,496/35,666
6. Step 6: Final answer
   x = 165,650.04