Finding the Third Proportional to 40,170.94 and 76,696.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,170.94 : 76,696.88 = 76,696.88 : x
2. Step 2: Convert to fraction form
   40,170.94/76,696.88 = 76,696.88/x
3. Step 3: Cross multiply
   40,170.94x = 76,696.88 × 76,696.88
4. Step 4: Simplify right side
   40,170.94x = 5,882,410,634.77
5. Step 5: Solve for x
   x = 5,882,410,634.77/40,170.94
6. Step 6: Final answer
   x = 146,434.49