Finding the Third Proportional to 8,942.91 and 12,562.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,942.91 : 12,562.59 = 12,562.59 : x
2. Step 2: Convert to fraction form
   8,942.91/12,562.59 = 12,562.59/x
3. Step 3: Cross multiply
   8,942.91x = 12,562.59 × 12,562.59
4. Step 4: Simplify right side
   8,942.91x = 157,818,761.73
5. Step 5: Solve for x
   x = 157,818,761.73/8,942.91
6. Step 6: Final answer
   x = 17,647.37