Finding the Third Proportional to 80,891.44 and 176,383.69

Step by Step Solution

1. Step 1: Write the proportion equation
   80,891.44 : 176,383.69 = 176,383.69 : x
2. Step 2: Convert to fraction form
   80,891.44/176,383.69 = 176,383.69/x
3. Step 3: Cross multiply
   80,891.44x = 176,383.69 × 176,383.69
4. Step 4: Simplify right side
   80,891.44x = 31,111,205,216.10
5. Step 5: Solve for x
   x = 31,111,205,216.10/80,891.44
6. Step 6: Final answer
   x = 384,604.43