Finding the Third Proportional to 86,763.94 and 175,942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   86,763.94 : 175,942.69 = 175,942.69 : x
2. Step 2: Convert to fraction form
   86,763.94/175,942.69 = 175,942.69/x
3. Step 3: Cross multiply
   86,763.94x = 175,942.69 × 175,942.69
4. Step 4: Simplify right side
   86,763.94x = 30,955,829,284.72
5. Step 5: Solve for x
   x = 30,955,829,284.72/86,763.94
6. Step 6: Final answer
   x = 356,782.21