Finding the Third Proportional to 14,231.81 and 31,197.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,231.81 : 31,197.38 = 31,197.38 : x
2. Step 2: Convert to fraction form
   14,231.81/31,197.38 = 31,197.38/x
3. Step 3: Cross multiply
   14,231.81x = 31,197.38 × 31,197.38
4. Step 4: Simplify right side
   14,231.81x = 973,276,206.89
5. Step 5: Solve for x
   x = 973,276,206.89/14,231.81
6. Step 6: Final answer
   x = 68,387.37