Finding the Third Proportional to 49,321.88 and 108,697.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,321.88 : 108,697.69 = 108,697.69 : x
2. Step 2: Convert to fraction form
   49,321.88/108,697.69 = 108,697.69/x
3. Step 3: Cross multiply
   49,321.88x = 108,697.69 × 108,697.69
4. Step 4: Simplify right side
   49,321.88x = 11,815,187,267.85
5. Step 5: Solve for x
   x = 11,815,187,267.85/49,321.88
6. Step 6: Final answer
   x = 239,552.68