Finding the Third Proportional to 8,362.25 and 12,910.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,362.25 : 12,910.88 = 12,910.88 : x
2. Step 2: Convert to fraction form
   8,362.25/12,910.88 = 12,910.88/x
3. Step 3: Cross multiply
   8,362.25x = 12,910.88 × 12,910.88
4. Step 4: Simplify right side
   8,362.25x = 166,690,693.27
5. Step 5: Solve for x
   x = 166,690,693.27/8,362.25
6. Step 6: Final answer
   x = 19,933.71