Finding the Third Proportional to 54,424.41 and 82,456.73

Step by Step Solution

1. Step 1: Write the proportion equation
   54,424.41 : 82,456.73 = 82,456.73 : x
2. Step 2: Convert to fraction form
   54,424.41/82,456.73 = 82,456.73/x
3. Step 3: Cross multiply
   54,424.41x = 82,456.73 × 82,456.73
4. Step 4: Simplify right side
   54,424.41x = 6,799,113,043.79
5. Step 5: Solve for x
   x = 6,799,113,043.79/54,424.41
6. Step 6: Final answer
   x = 124,927.65