Finding the Third Proportional to 9,199.83 and 12,425.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,199.83 : 12,425.27 = 12,425.27 : x
2. Step 2: Convert to fraction form
   9,199.83/12,425.27 = 12,425.27/x
3. Step 3: Cross multiply
   9,199.83x = 12,425.27 × 12,425.27
4. Step 4: Simplify right side
   9,199.83x = 154,387,420.00
5. Step 5: Solve for x
   x = 154,387,420.00/9,199.83
6. Step 6: Final answer
   x = 16,781.55